diff --git a/src/main/resources/templates/java-lang/request.ftl b/src/main/resources/templates/java-lang/request.ftl
index 13e0e1a6c956180bb9b7339e357504d3f7317fa6..8d3a15c95684fd3090dd852c6b72e115abdd5126 100644
--- a/src/main/resources/templates/java-lang/request.ftl
+++ b/src/main/resources/templates/java-lang/request.ftl
@@ -122,6 +122,12 @@ public class ${className} implements GraphQLOperationRequest {
         return new ${className}.Builder();
     }
 
+    <#if generatedAnnotation && generatedInfo.getGeneratedType()?has_content>
+    @${generatedInfo.getGeneratedType()}(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "${generatedInfo.getDateTime()}"
+    )
+    </#if>
     public static class Builder {
 
         private String $alias;
diff --git a/src/main/resources/templates/java-lang/type.ftl b/src/main/resources/templates/java-lang/type.ftl
index bd5db2352e8767d3eb0f6e3ee97c705ff2f84635..efe6a143eacc37133a8ea6c60b19d17b473cdcc7 100644
--- a/src/main/resources/templates/java-lang/type.ftl
+++ b/src/main/resources/templates/java-lang/type.ftl
@@ -164,6 +164,12 @@ public class ${className} implements java.io.Serializable<#if implements?has_con
         return new ${className}.Builder();
     }
 
+    <#if generatedAnnotation && generatedInfo.getGeneratedType()?has_content>
+    @${generatedInfo.getGeneratedType()}(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "${generatedInfo.getDateTime()}"
+    )
+    </#if>
     public static class Builder {
 
     <#if fields?has_content>
diff --git a/src/test/java/com/kobylynskyi/graphql/codegen/GraphQLCodegenAnnotationsTest.java b/src/test/java/com/kobylynskyi/graphql/codegen/GraphQLCodegenAnnotationsTest.java
index 0a5b17ce57a2107331b69d769f955250a67b3a21..3da5bd33724752d3a66ef3cab2bc87c943c876b9 100644
--- a/src/test/java/com/kobylynskyi/graphql/codegen/GraphQLCodegenAnnotationsTest.java
+++ b/src/test/java/com/kobylynskyi/graphql/codegen/GraphQLCodegenAnnotationsTest.java
@@ -19,6 +19,7 @@ import java.util.Objects;
 import static com.kobylynskyi.graphql.codegen.TestUtils.assertFileContainsElements;
 import static com.kobylynskyi.graphql.codegen.TestUtils.assertSameTrimmedContent;
 import static com.kobylynskyi.graphql.codegen.TestUtils.getFileByName;
+import static java.lang.System.lineSeparator;
 import static java.util.Collections.singleton;
 import static java.util.Collections.singletonList;
 import static java.util.Collections.singletonMap;
@@ -85,7 +86,7 @@ class GraphQLCodegenAnnotationsTest {
 
         File[] files = Objects.requireNonNull(outputJavaClassesDir.listFiles());
         assertFileContainsElements(files, "ReproInput.java",
-                "    @com.fasterxml.jackson.annotation.JsonProperty(\"reproField\")\n" +
+                "    @com.fasterxml.jackson.annotation.JsonProperty(\"reproField\")" + lineSeparator() +
                         "    private java.util.List<String> reproField;");
     }
 
diff --git a/src/test/resources/expected-classes/Commit.java.txt b/src/test/resources/expected-classes/Commit.java.txt
index 2cfc3ea363b7bdb6a0501805f6aeaa4510d0455f..deb917b577dd9e35c092d164e87a95b9db83f1a2 100644
--- a/src/test/resources/expected-classes/Commit.java.txt
+++ b/src/test/resources/expected-classes/Commit.java.txt
@@ -388,6 +388,10 @@ public class Commit implements java.io.Serializable, Closer, IssueTimelineItem,
         return new Commit.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String abbreviatedOid;
diff --git a/src/test/resources/expected-classes/Event.java.txt b/src/test/resources/expected-classes/Event.java.txt
index 68416933dc2d9cecabee9d24d387c07e7e8d7f9f..3abcae8c27026ff9e4bc894af48ab1d4a5863a8c 100644
--- a/src/test/resources/expected-classes/Event.java.txt
+++ b/src/test/resources/expected-classes/Event.java.txt
@@ -97,6 +97,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/EventProperty.java.txt b/src/test/resources/expected-classes/EventProperty.java.txt
index 4664c762ce228bc1a5cbe7d93588ac57c7c49497..0a9b5ff44a2fc16eef1ca077632f3ece24d31d13 100644
--- a/src/test/resources/expected-classes/EventProperty.java.txt
+++ b/src/test/resources/expected-classes/EventProperty.java.txt
@@ -120,6 +120,10 @@ public class EventProperty implements java.io.Serializable {
         return new EventProperty.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal;
diff --git a/src/test/resources/expected-classes/EventPropertyTO_toString.java.txt b/src/test/resources/expected-classes/EventPropertyTO_toString.java.txt
index 2fd460a428d2d77cd6a1d34aae8b0dad3a34ae34..8a67c1b33251bc11a343534befc38f889c4501ec 100644
--- a/src/test/resources/expected-classes/EventPropertyTO_toString.java.txt
+++ b/src/test/resources/expected-classes/EventPropertyTO_toString.java.txt
@@ -145,6 +145,10 @@ public class EventPropertyTO implements java.io.Serializable {
         return new EventPropertyTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal;
diff --git a/src/test/resources/expected-classes/EventPropertyTO_withEqualsAndHashCode.java.txt b/src/test/resources/expected-classes/EventPropertyTO_withEqualsAndHashCode.java.txt
index 62eb0e4cc54c52caf75d4923d8279f79f9ae02f8..53cf3667292101088b4134deaadd7cf89ab3b3d4 100644
--- a/src/test/resources/expected-classes/EventPropertyTO_withEqualsAndHashCode.java.txt
+++ b/src/test/resources/expected-classes/EventPropertyTO_withEqualsAndHashCode.java.txt
@@ -143,6 +143,10 @@ public class EventPropertyTO implements java.io.Serializable {
         return new EventPropertyTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal;
diff --git a/src/test/resources/expected-classes/GithubAcceptTopicSuggestionInputTO.java.txt b/src/test/resources/expected-classes/GithubAcceptTopicSuggestionInputTO.java.txt
index f86c24c18cb5d016ff90a0fae7e48d5ff3f4fa78..7943b6ea3803487919f650763557ed652eda10c4 100644
--- a/src/test/resources/expected-classes/GithubAcceptTopicSuggestionInputTO.java.txt
+++ b/src/test/resources/expected-classes/GithubAcceptTopicSuggestionInputTO.java.txt
@@ -51,6 +51,10 @@ public class GithubAcceptTopicSuggestionInputTO implements java.io.Serializable
         return new GithubAcceptTopicSuggestionInputTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String clientMutationId;
diff --git a/src/test/resources/expected-classes/GithubAcceptTopicSuggestionPayloadTO.java.txt b/src/test/resources/expected-classes/GithubAcceptTopicSuggestionPayloadTO.java.txt
index aabd7984b6fc99c7647697dbc78b6be8ee18ffbe..e54dce7562ca25d2604657ac6ca661b9da5387eb 100644
--- a/src/test/resources/expected-classes/GithubAcceptTopicSuggestionPayloadTO.java.txt
+++ b/src/test/resources/expected-classes/GithubAcceptTopicSuggestionPayloadTO.java.txt
@@ -31,6 +31,10 @@ public class GithubAcceptTopicSuggestionPayloadTO implements java.io.Serializabl
         return new GithubAcceptTopicSuggestionPayloadTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String clientMutationId;
diff --git a/src/test/resources/expected-classes/GithubCommitTO.java.txt b/src/test/resources/expected-classes/GithubCommitTO.java.txt
index dda379ef9a36c5aaf22c89223e1374d96b5b9759..8c6fc46c0c112e07a31a1f2fb6e4b88cecaad083 100644
--- a/src/test/resources/expected-classes/GithubCommitTO.java.txt
+++ b/src/test/resources/expected-classes/GithubCommitTO.java.txt
@@ -388,6 +388,10 @@ public class GithubCommitTO implements java.io.Serializable, GithubCloserTO, Git
         return new GithubCommitTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String abbreviatedOid;
diff --git a/src/test/resources/expected-classes/Person.java.txt b/src/test/resources/expected-classes/Person.java.txt
index e8e9582e540d3c6fbf852411545e7452c4ec8237..603494479f90ac2ad42b5920a8ed46db5be870f2 100644
--- a/src/test/resources/expected-classes/Person.java.txt
+++ b/src/test/resources/expected-classes/Person.java.txt
@@ -52,6 +52,10 @@ public class Person implements java.io.Serializable, NamedEntity {
         return new Person.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/Person1.java.txt b/src/test/resources/expected-classes/Person1.java.txt
index 89ae390c162778ec7a9c0cc22523f61d8919ca60..8e583cc7abb17e93e213732c8a669ef8d8fa22d4 100644
--- a/src/test/resources/expected-classes/Person1.java.txt
+++ b/src/test/resources/expected-classes/Person1.java.txt
@@ -55,6 +55,10 @@ public class Person implements java.io.Serializable, NamedEntity {
         return new Person.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/UnionMember1.java.txt b/src/test/resources/expected-classes/UnionMember1.java.txt
index ed5861b4550366b1571b56dc8ff2d09af6ffc837..73b0e697ef087cb52cdf6f7dfb416e478a31a09a 100644
--- a/src/test/resources/expected-classes/UnionMember1.java.txt
+++ b/src/test/resources/expected-classes/UnionMember1.java.txt
@@ -31,6 +31,10 @@ public class UnionMember1 implements java.io.Serializable, MyUnion {
         return new UnionMember1.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Integer someField;
diff --git a/src/test/resources/expected-classes/UnionMember2.java.txt b/src/test/resources/expected-classes/UnionMember2.java.txt
index 00165931760a18a6820affc0dc12e16068fc0f02..3e2a50c5ebfe327a7a62cf4bc1647a66e75a6f7b 100644
--- a/src/test/resources/expected-classes/UnionMember2.java.txt
+++ b/src/test/resources/expected-classes/UnionMember2.java.txt
@@ -31,6 +31,10 @@ public class UnionMember2 implements java.io.Serializable, MyUnion {
         return new UnionMember2.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String someField;
diff --git a/src/test/resources/expected-classes/User.java.txt b/src/test/resources/expected-classes/User.java.txt
index 3962e43117b09de88a777137ca145c53e2160429..9358ebca74d6e74e2b571094c0f8ad4b79e28abf 100644
--- a/src/test/resources/expected-classes/User.java.txt
+++ b/src/test/resources/expected-classes/User.java.txt
@@ -43,6 +43,10 @@ public class User implements java.io.Serializable {
         return new User.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/annotation/Commit_noValidationAnnotation.java.txt b/src/test/resources/expected-classes/annotation/Commit_noValidationAnnotation.java.txt
index d572b6e05de40f8312991656f841f1390922c71b..55abf6975b5bbf7c496c1aadba2aeb3799765b79 100644
--- a/src/test/resources/expected-classes/annotation/Commit_noValidationAnnotation.java.txt
+++ b/src/test/resources/expected-classes/annotation/Commit_noValidationAnnotation.java.txt
@@ -364,6 +364,10 @@ public class Commit implements java.io.Serializable, Closer, IssueTimelineItem,
         return new Commit.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String abbreviatedOid;
diff --git a/src/test/resources/expected-classes/annotation/EventProperty.java.txt b/src/test/resources/expected-classes/annotation/EventProperty.java.txt
index 12bbcb7874046380a5a5058c832a6726d194eaa5..5e464401e39264296f9efc624cc4ce3e9a9707cc 100644
--- a/src/test/resources/expected-classes/annotation/EventProperty.java.txt
+++ b/src/test/resources/expected-classes/annotation/EventProperty.java.txt
@@ -121,6 +121,10 @@ public class EventProperty implements java.io.Serializable {
         return new EventProperty.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal;
diff --git a/src/test/resources/expected-classes/annotation/TypeWithNullableListType.java.txt b/src/test/resources/expected-classes/annotation/TypeWithNullableListType.java.txt
index 05a57661a9946bb9f63f54f8920a9cae09b9f636..2fcf94b3c7bcb4393c22de829051866892523550 100644
--- a/src/test/resources/expected-classes/annotation/TypeWithNullableListType.java.txt
+++ b/src/test/resources/expected-classes/annotation/TypeWithNullableListType.java.txt
@@ -37,6 +37,10 @@ public class TypeWithNullableListType implements java.io.Serializable {
         return new TypeWithNullableListType.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private java.util.List<Type2> nullableListFieldWithMandatoryElements;
diff --git a/src/test/resources/expected-classes/annotation/User.java.txt b/src/test/resources/expected-classes/annotation/User.java.txt
index 4dd342bb4d542e5a6fc2755fcd13692777053e81..a51229e5766f7676ad52af1f5f749b7d6c61cf18 100644
--- a/src/test/resources/expected-classes/annotation/User.java.txt
+++ b/src/test/resources/expected-classes/annotation/User.java.txt
@@ -44,6 +44,10 @@ public class User implements java.io.Serializable {
         return new User.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/custom-type/QueryINeedQueryRequest.java.txt b/src/test/resources/expected-classes/custom-type/QueryINeedQueryRequest.java.txt
index 90e4ceb0ed44e1bf9f87fbe72ba08e4c30bc473a..a4faab82d6a6469c8071dce9c50f1cc3fb5bcb89 100644
--- a/src/test/resources/expected-classes/custom-type/QueryINeedQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/custom-type/QueryINeedQueryRequest.java.txt
@@ -66,6 +66,10 @@ public class QueryINeedQueryRequest implements GraphQLOperationRequest {
         return new QueryINeedQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/custom-type/ResponseContainingDate.java.txt b/src/test/resources/expected-classes/custom-type/ResponseContainingDate.java.txt
index a0023bb013d88b95fde8f203617aae3cccb28ea3..8e7c12b32467c0d4442834cc3c3d266a73846b47 100644
--- a/src/test/resources/expected-classes/custom-type/ResponseContainingDate.java.txt
+++ b/src/test/resources/expected-classes/custom-type/ResponseContainingDate.java.txt
@@ -41,6 +41,10 @@ public class ResponseContainingDate implements java.io.Serializable {
         return new ResponseContainingDate.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private java.time.ZonedDateTime a;
diff --git a/src/test/resources/expected-classes/defaults/InputWithDefaults.java.txt b/src/test/resources/expected-classes/defaults/InputWithDefaults.java.txt
index 91bd5111e70b9d1b81d5755f11dc84693f24315e..5100201e76575b83ead9a978992cc5e0ce91ae17 100644
--- a/src/test/resources/expected-classes/defaults/InputWithDefaults.java.txt
+++ b/src/test/resources/expected-classes/defaults/InputWithDefaults.java.txt
@@ -126,6 +126,10 @@ public class InputWithDefaults implements java.io.Serializable {
         return new InputWithDefaults.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal = 1.23;
diff --git a/src/test/resources/expected-classes/defaults/InputWithDefaultsDTO.java.txt b/src/test/resources/expected-classes/defaults/InputWithDefaultsDTO.java.txt
index 3f20b4cac66f56d3a6cd3ac21fd82b22c0ca9685..8b8913db74b164fe02541cf95444bf4807ef94dd 100644
--- a/src/test/resources/expected-classes/defaults/InputWithDefaultsDTO.java.txt
+++ b/src/test/resources/expected-classes/defaults/InputWithDefaultsDTO.java.txt
@@ -135,6 +135,10 @@ public class InputWithDefaultsDTO implements java.io.Serializable {
         return new InputWithDefaultsDTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal = 1.23;
diff --git a/src/test/resources/expected-classes/defaults/InputWithDefaultsTO.java.txt b/src/test/resources/expected-classes/defaults/InputWithDefaultsTO.java.txt
index 1505e9ee9153e2a35db6ffb4c8d00645136b7d4c..701651f6b09b081aecf9202b63569cdcfba17a94 100644
--- a/src/test/resources/expected-classes/defaults/InputWithDefaultsTO.java.txt
+++ b/src/test/resources/expected-classes/defaults/InputWithDefaultsTO.java.txt
@@ -126,6 +126,10 @@ public class InputWithDefaultsTO implements java.io.Serializable {
         return new InputWithDefaultsTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal = 1.23;
diff --git a/src/test/resources/expected-classes/defaults/SomeObject.java.txt b/src/test/resources/expected-classes/defaults/SomeObject.java.txt
index eb21593b3aed16f366fd19a58e6acdfc45e1da14..a7675273b209493eed8eebe62ffff07f2f06b6eb 100644
--- a/src/test/resources/expected-classes/defaults/SomeObject.java.txt
+++ b/src/test/resources/expected-classes/defaults/SomeObject.java.txt
@@ -32,6 +32,10 @@ public class SomeObject implements java.io.Serializable {
         return new SomeObject.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/defaults/SomeObjectDTO.java.txt b/src/test/resources/expected-classes/defaults/SomeObjectDTO.java.txt
index 3ed8cd5bde2d9f601b4b598f39e5aeaef2ffce1d..90a19f02b3a75ac98ce0ab0e0a6fc6523959bbbb 100644
--- a/src/test/resources/expected-classes/defaults/SomeObjectDTO.java.txt
+++ b/src/test/resources/expected-classes/defaults/SomeObjectDTO.java.txt
@@ -32,6 +32,10 @@ public class SomeObjectDTO implements java.io.Serializable {
         return new SomeObjectDTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/defaults/SomeObjectTO.java.txt b/src/test/resources/expected-classes/defaults/SomeObjectTO.java.txt
index 6976c23b315abf3282d29d9a751d87c23b5cbeb1..ef4ff7e9ae09cf2f959cd92df9fc29c59be66753 100644
--- a/src/test/resources/expected-classes/defaults/SomeObjectTO.java.txt
+++ b/src/test/resources/expected-classes/defaults/SomeObjectTO.java.txt
@@ -32,6 +32,10 @@ public class SomeObjectTO implements java.io.Serializable {
         return new SomeObjectTO.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/deprecated/Event.java.txt b/src/test/resources/expected-classes/deprecated/Event.java.txt
index f8da8351c1aabdb631cc071588be47b308fa480c..9c75b8ffe4d6e0c2f14b549841b73776b1c28920 100644
--- a/src/test/resources/expected-classes/deprecated/Event.java.txt
+++ b/src/test/resources/expected-classes/deprecated/Event.java.txt
@@ -61,6 +61,10 @@ public class Event implements java.io.Serializable, PinnableItem, Node {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/deprecated/EventInput.java.txt b/src/test/resources/expected-classes/deprecated/EventInput.java.txt
index 89e47d0a25bd97572596f416363fd47f7f8beba6..4007c82253510d5c0cbce9191b8065bae07cb1d3 100644
--- a/src/test/resources/expected-classes/deprecated/EventInput.java.txt
+++ b/src/test/resources/expected-classes/deprecated/EventInput.java.txt
@@ -35,6 +35,10 @@ public class EventInput implements java.io.Serializable {
         return new EventInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/empty/Event.java.txt b/src/test/resources/expected-classes/empty/Event.java.txt
index 578790df82e40200269583743b68aa390281c586..4b03b0ff44001e8616609c4ce2b160fb76b1b258 100644
--- a/src/test/resources/expected-classes/empty/Event.java.txt
+++ b/src/test/resources/expected-classes/empty/Event.java.txt
@@ -17,6 +17,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
 
diff --git a/src/test/resources/expected-classes/empty/EventInput.java.txt b/src/test/resources/expected-classes/empty/EventInput.java.txt
index c5aff43c576fb4f48fdd4df6a4856d9092a2f5b3..74dbcc5709261d6b6d8cf9138821f31bd2c15da5 100644
--- a/src/test/resources/expected-classes/empty/EventInput.java.txt
+++ b/src/test/resources/expected-classes/empty/EventInput.java.txt
@@ -17,6 +17,10 @@ public class EventInput implements java.io.Serializable {
         return new EventInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
 
diff --git a/src/test/resources/expected-classes/extend-with-resolvers/Asset.java.txt b/src/test/resources/expected-classes/extend-with-resolvers/Asset.java.txt
index f69c3672191108e151773f2bd1f0157b94ff3716..b6a8b55a1fb995643ba626e2de1f67befb52cc0b 100644
--- a/src/test/resources/expected-classes/extend-with-resolvers/Asset.java.txt
+++ b/src/test/resources/expected-classes/extend-with-resolvers/Asset.java.txt
@@ -49,6 +49,10 @@ public class Asset implements java.io.Serializable, PinnableItem, Node {
         return new Asset.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/extend-with-resolvers/AssetInput.java.txt b/src/test/resources/expected-classes/extend-with-resolvers/AssetInput.java.txt
index 5a41c1c669b912a0252713478d9a9a8502f3993a..2a901e5f5e4190edd14d140aa8deb9bdafa8ebad 100644
--- a/src/test/resources/expected-classes/extend-with-resolvers/AssetInput.java.txt
+++ b/src/test/resources/expected-classes/extend-with-resolvers/AssetInput.java.txt
@@ -29,6 +29,10 @@ public class AssetInput implements java.io.Serializable {
         return new AssetInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/extend-with-resolvers/Event.java.txt b/src/test/resources/expected-classes/extend-with-resolvers/Event.java.txt
index 624ecde90f149ec5f1505c06ba38105a7df502dc..933b271a6a428d6e4a4b7e728a293d630202cd2c 100644
--- a/src/test/resources/expected-classes/extend-with-resolvers/Event.java.txt
+++ b/src/test/resources/expected-classes/extend-with-resolvers/Event.java.txt
@@ -49,6 +49,10 @@ public class Event implements java.io.Serializable, PinnableItem, Node {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/extend-with-resolvers/EventInput.java.txt b/src/test/resources/expected-classes/extend-with-resolvers/EventInput.java.txt
index 5aaae877b76fc0ae6dfc0de0239cd450353de39a..922294ac4b1807d80beeb9d499b4300c9051e1cb 100644
--- a/src/test/resources/expected-classes/extend-with-resolvers/EventInput.java.txt
+++ b/src/test/resources/expected-classes/extend-with-resolvers/EventInput.java.txt
@@ -38,6 +38,10 @@ public class EventInput implements java.io.Serializable {
         return new EventInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/extend/Asset.java.txt b/src/test/resources/expected-classes/extend/Asset.java.txt
index 705faca56540fb9f126d6c624167a88072e388d8..47fed5d598aaa23e6fa65a743fd91d59a5e10eac 100644
--- a/src/test/resources/expected-classes/extend/Asset.java.txt
+++ b/src/test/resources/expected-classes/extend/Asset.java.txt
@@ -58,6 +58,10 @@ public class Asset implements java.io.Serializable, PinnableItem, Node {
         return new Asset.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/extend/AssetInput.java.txt b/src/test/resources/expected-classes/extend/AssetInput.java.txt
index 5a41c1c669b912a0252713478d9a9a8502f3993a..2a901e5f5e4190edd14d140aa8deb9bdafa8ebad 100644
--- a/src/test/resources/expected-classes/extend/AssetInput.java.txt
+++ b/src/test/resources/expected-classes/extend/AssetInput.java.txt
@@ -29,6 +29,10 @@ public class AssetInput implements java.io.Serializable {
         return new AssetInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;
diff --git a/src/test/resources/expected-classes/extend/Event.java.txt b/src/test/resources/expected-classes/extend/Event.java.txt
index 6dbb8ccdde7da57186e9c4ab52a9234c29ae02b2..8364435f32466bf49ac2f60c22720729ebb93208 100644
--- a/src/test/resources/expected-classes/extend/Event.java.txt
+++ b/src/test/resources/expected-classes/extend/Event.java.txt
@@ -73,6 +73,10 @@ public class Event implements java.io.Serializable, PinnableItem, Node {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/extend/EventInput.java.txt b/src/test/resources/expected-classes/extend/EventInput.java.txt
index 5aaae877b76fc0ae6dfc0de0239cd450353de39a..922294ac4b1807d80beeb9d499b4300c9051e1cb 100644
--- a/src/test/resources/expected-classes/extend/EventInput.java.txt
+++ b/src/test/resources/expected-classes/extend/EventInput.java.txt
@@ -38,6 +38,10 @@ public class EventInput implements java.io.Serializable {
         return new EventInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Status status;
diff --git a/src/test/resources/expected-classes/from-introspection-result/CreateMutationRequest.java.txt b/src/test/resources/expected-classes/from-introspection-result/CreateMutationRequest.java.txt
index 6b870ad293d99b9f8df6ffa5fe97eb075b5a6162..378095faf6872d829688bdb95f0a30532c2f4dc4 100644
--- a/src/test/resources/expected-classes/from-introspection-result/CreateMutationRequest.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/CreateMutationRequest.java.txt
@@ -66,6 +66,10 @@ public class CreateMutationRequest implements GraphQLOperationRequest {
         return new CreateMutationRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/from-introspection-result/Product.java.txt b/src/test/resources/expected-classes/from-introspection-result/Product.java.txt
index a07cf1d2146ac4822a91b2c1bc4429994d1e5551..d39ea776568fb1354e186b7a5974660f4a73b3c6 100644
--- a/src/test/resources/expected-classes/from-introspection-result/Product.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/Product.java.txt
@@ -118,6 +118,10 @@ public class Product implements java.io.Serializable {
         return new Product.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/from-introspection-result/ProductByIdQueryRequest.java.txt b/src/test/resources/expected-classes/from-introspection-result/ProductByIdQueryRequest.java.txt
index ac9bfa2970c5da28a61fee20fda605817562a223..ca6d21fb7223cf4a731f3dd9a952e6fdc296c298 100644
--- a/src/test/resources/expected-classes/from-introspection-result/ProductByIdQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/ProductByIdQueryRequest.java.txt
@@ -66,6 +66,10 @@ public class ProductByIdQueryRequest implements GraphQLOperationRequest {
         return new ProductByIdQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/from-introspection-result/ProductInput.java.txt b/src/test/resources/expected-classes/from-introspection-result/ProductInput.java.txt
index f48aacbc85d65f5d68b9de59e68300f588ffa3e0..20c51dc09319710da54fd1d010e0f395d31cd76e 100644
--- a/src/test/resources/expected-classes/from-introspection-result/ProductInput.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/ProductInput.java.txt
@@ -92,6 +92,10 @@ public class ProductInput implements java.io.Serializable {
         return new ProductInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String title;
diff --git a/src/test/resources/expected-classes/from-introspection-result/ProductsByIdsQueryRequest.java.txt b/src/test/resources/expected-classes/from-introspection-result/ProductsByIdsQueryRequest.java.txt
index fa893ace7065a3877ab68b3ea378a370cf162c2f..d0d98e0d6d11ad51ce40c3ad62b3f93940fd9fd2 100644
--- a/src/test/resources/expected-classes/from-introspection-result/ProductsByIdsQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/ProductsByIdsQueryRequest.java.txt
@@ -66,6 +66,10 @@ public class ProductsByIdsQueryRequest implements GraphQLOperationRequest {
         return new ProductsByIdsQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/from-introspection-result/ProductsQueryRequest.java.txt b/src/test/resources/expected-classes/from-introspection-result/ProductsQueryRequest.java.txt
index 4f28fb3b95177a69b4e829da96d980fd2ff65125..be4f7ac05f8d46f02fcfbd9ffa7ea1e5fc45ce38 100644
--- a/src/test/resources/expected-classes/from-introspection-result/ProductsQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/from-introspection-result/ProductsQueryRequest.java.txt
@@ -62,6 +62,10 @@ public class ProductsQueryRequest implements GraphQLOperationRequest {
         return new ProductsQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/immutable/Event.java.txt b/src/test/resources/expected-classes/immutable/Event.java.txt
index 3533cb78064e4184894a41714fff92a05a097dc7..daf10dd8411a96ce72e28cdc271e4ed42a20ad1d 100644
--- a/src/test/resources/expected-classes/immutable/Event.java.txt
+++ b/src/test/resources/expected-classes/immutable/Event.java.txt
@@ -73,6 +73,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/interfaces/Bar1.java.txt b/src/test/resources/expected-classes/interfaces/Bar1.java.txt
index 2f1445cf36d5f8f1bf624523ece202814fb1d9fe..d889b8f25ae6e40c9021ec4cd4cde31d57d72f57 100644
--- a/src/test/resources/expected-classes/interfaces/Bar1.java.txt
+++ b/src/test/resources/expected-classes/interfaces/Bar1.java.txt
@@ -32,6 +32,10 @@ public class Bar1 implements java.io.Serializable, Bar {
         return new Bar1.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/interfaces/Foo1.java.txt b/src/test/resources/expected-classes/interfaces/Foo1.java.txt
index 84c1ae0021573ff06b7648272f298280c85b79dc..0546c982221fdd72f8fa85af0d3bf2b93e6ee4d3 100644
--- a/src/test/resources/expected-classes/interfaces/Foo1.java.txt
+++ b/src/test/resources/expected-classes/interfaces/Foo1.java.txt
@@ -41,6 +41,10 @@ public class Foo1 implements java.io.Serializable, Foo {
         return new Foo1.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberA.java.txt b/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberA.java.txt
index e63cf709f8424e68b36d209b183483ee92182f35..b7b253480b4835c6516961077c2d69c096f938c5 100644
--- a/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberA.java.txt
+++ b/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberA.java.txt
@@ -31,6 +31,10 @@ public class UnionMemberA implements java.io.Serializable, UnionToResolve {
         return new UnionMemberA.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Integer someField;
diff --git a/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberB.java.txt b/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberB.java.txt
index 203ee4e6df42b6fa151df994aa17f54dda6866db..a0277237dd18703bd949f777b36e7aee94f7cfeb 100644
--- a/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberB.java.txt
+++ b/src/test/resources/expected-classes/jackson-resolver-union/UnionMemberB.java.txt
@@ -31,6 +31,10 @@ public class UnionMemberB implements java.io.Serializable, UnionToResolve {
         return new UnionMemberB.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String someField;
diff --git a/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberASuffix.java.txt b/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberASuffix.java.txt
index cd8b10758c3767d5754e71fbf25eefe11aba4451..222f82671298832420089207114849c82ecf9fcc 100644
--- a/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberASuffix.java.txt
+++ b/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberASuffix.java.txt
@@ -28,6 +28,10 @@ public class MyUnionMemberASuffix implements java.io.Serializable, MyUnionToReso
         return new MyUnionMemberASuffix.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Integer someField;
diff --git a/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberBSuffix.java.txt b/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberBSuffix.java.txt
index 80488d274eada0c0780f6d1ec92d02e76745cc36..7d57e8ec9499935cdc180b409242113e7cf2c247 100644
--- a/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberBSuffix.java.txt
+++ b/src/test/resources/expected-classes/jackson-resolver-union/without-model-package/MyUnionMemberBSuffix.java.txt
@@ -28,6 +28,10 @@ public class MyUnionMemberBSuffix implements java.io.Serializable, MyUnionToReso
         return new MyUnionMemberBSuffix.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String someField;
diff --git a/src/test/resources/expected-classes/no-args-constructor/Event_noargsconstr_builder.java.txt b/src/test/resources/expected-classes/no-args-constructor/Event_noargsconstr_builder.java.txt
index 529c88017f316176123cf0e52f28b82b81ad8dc1..3a3c28ead7ef16173fa807ac0a2e5422124a3bf7 100644
--- a/src/test/resources/expected-classes/no-args-constructor/Event_noargsconstr_builder.java.txt
+++ b/src/test/resources/expected-classes/no-args-constructor/Event_noargsconstr_builder.java.txt
@@ -87,6 +87,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/optional/TypeWithMandatoryField.java.txt b/src/test/resources/expected-classes/optional/TypeWithMandatoryField.java.txt
index 7d4f4d0cd040189f90f0a20874e5322ffa3f2215..da26fb7eee4a768118dd2645e2c389e85a0fc37a 100644
--- a/src/test/resources/expected-classes/optional/TypeWithMandatoryField.java.txt
+++ b/src/test/resources/expected-classes/optional/TypeWithMandatoryField.java.txt
@@ -53,6 +53,10 @@ public class TypeWithMandatoryField implements java.io.Serializable, InterfaceWi
         return new TypeWithMandatoryField.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private int test;
diff --git a/src/test/resources/expected-classes/primitives/Commit_withoutPrimitives.java.txt b/src/test/resources/expected-classes/primitives/Commit_withoutPrimitives.java.txt
index 91a88e054b6dc3f12f284089e473a6933fd9df37..4c1a9f3b1dd7231c8f2ecafb2d68aa8538a0f7b8 100644
--- a/src/test/resources/expected-classes/primitives/Commit_withoutPrimitives.java.txt
+++ b/src/test/resources/expected-classes/primitives/Commit_withoutPrimitives.java.txt
@@ -394,6 +394,10 @@ public class Commit implements java.io.Serializable, Closer, IssueTimelineItem,
         return new Commit.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String abbreviatedOid;
diff --git a/src/test/resources/expected-classes/public-fields/Event_publicfields.java.txt b/src/test/resources/expected-classes/public-fields/Event_publicfields.java.txt
index 9abd08d32c5dd28a0b052ac9ea9187067b0078d6..d917025a17a0507a204979fa91674523e831c12f 100644
--- a/src/test/resources/expected-classes/public-fields/Event_publicfields.java.txt
+++ b/src/test/resources/expected-classes/public-fields/Event_publicfields.java.txt
@@ -72,6 +72,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/public-fields/Event_publicfields_builder_noargsconstr.java.txt b/src/test/resources/expected-classes/public-fields/Event_publicfields_builder_noargsconstr.java.txt
index ef36f6fb195cc3ce109a8f461088a83c4933b2b0..2c109e639e5419b46aa88bd5b20b0b8d0f6f7419 100644
--- a/src/test/resources/expected-classes/public-fields/Event_publicfields_builder_noargsconstr.java.txt
+++ b/src/test/resources/expected-classes/public-fields/Event_publicfields_builder_noargsconstr.java.txt
@@ -62,6 +62,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/relay/Organization.java.txt b/src/test/resources/expected-classes/relay/Organization.java.txt
index 51cf25c3bf22c7776010b13e795a877aabb56de1..fe7440138f948338cec955ec202f63881cb1c133 100644
--- a/src/test/resources/expected-classes/relay/Organization.java.txt
+++ b/src/test/resources/expected-classes/relay/Organization.java.txt
@@ -30,6 +30,10 @@ public class Organization implements java.io.Serializable {
         return new Organization.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/relay/User.java.txt b/src/test/resources/expected-classes/relay/User.java.txt
index 25b0bcb14f118080e27f30a60e13baf4d7bd5e1d..cac870624cc85a3644aed1a4f1c538c12c97e137 100644
--- a/src/test/resources/expected-classes/relay/User.java.txt
+++ b/src/test/resources/expected-classes/relay/User.java.txt
@@ -39,6 +39,10 @@ public class User implements java.io.Serializable {
         return new User.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/request/AcceptTopicSuggestionInput.java.txt b/src/test/resources/expected-classes/request/AcceptTopicSuggestionInput.java.txt
index 079e2cea651733b62023fc1b9cf85cd06a9d3166..692a5c1c442ee729a886f1098af2eca86ad548b1 100644
--- a/src/test/resources/expected-classes/request/AcceptTopicSuggestionInput.java.txt
+++ b/src/test/resources/expected-classes/request/AcceptTopicSuggestionInput.java.txt
@@ -86,6 +86,10 @@ public class AcceptTopicSuggestionInput implements java.io.Serializable {
         return new AcceptTopicSuggestionInput.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String clientMutationId;
diff --git a/src/test/resources/expected-classes/request/Event_useObjectMapperForRequestSerialization.java.txt b/src/test/resources/expected-classes/request/Event_useObjectMapperForRequestSerialization.java.txt
index 37a0ae031a59f6e02ad27ebcbc7a42cd2c7f12ac..0259ec7d4091c64199e1dbe98cff646b1da8af3e 100644
--- a/src/test/resources/expected-classes/request/Event_useObjectMapperForRequestSerialization.java.txt
+++ b/src/test/resources/expected-classes/request/Event_useObjectMapperForRequestSerialization.java.txt
@@ -152,6 +152,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest.java.txt b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest.java.txt
index b15c1c94cb9ec29dd7211eadfa9bf948ca948282..1cb6c337d467a64af22a54e06b61b7484e3e0d47 100644
--- a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest.java.txt
@@ -91,6 +91,10 @@ public class EventsByCategoryAndStatusQueryRequest implements GraphQLOperationRe
         return new EventsByCategoryAndStatusQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withApiImport.java.txt b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withApiImport.java.txt
index b15c1c94cb9ec29dd7211eadfa9bf948ca948282..1cb6c337d467a64af22a54e06b61b7484e3e0d47 100644
--- a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withApiImport.java.txt
+++ b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withApiImport.java.txt
@@ -91,6 +91,10 @@ public class EventsByCategoryAndStatusQueryRequest implements GraphQLOperationRe
         return new EventsByCategoryAndStatusQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withModelSuffix.java.txt b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withModelSuffix.java.txt
index 4518a28fa8d61ea74803fad649bded8d62610a97..94df6561df1576c68dfd5a2b93b57d96bb60225c 100644
--- a/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withModelSuffix.java.txt
+++ b/src/test/resources/expected-classes/request/EventsByCategoryAndStatusQueryRequest_withModelSuffix.java.txt
@@ -91,6 +91,10 @@ public class EventsByCategoryAndStatusQueryRequest implements GraphQLOperationRe
         return new EventsByCategoryAndStatusQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/EventsByIdsQueryRequest.java.txt b/src/test/resources/expected-classes/request/EventsByIdsQueryRequest.java.txt
index 81cf2739fff2a26b9f9458a6b99dfe2a1569e34d..d1477df9b3197040541170e5b6db0bf1091a37ae 100644
--- a/src/test/resources/expected-classes/request/EventsByIdsQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/request/EventsByIdsQueryRequest.java.txt
@@ -87,6 +87,10 @@ public class EventsByIdsQueryRequest implements GraphQLOperationRequest {
         return new EventsByIdsQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/ProductsByCategoryIdAndStatusQueryRequest.java.txt b/src/test/resources/expected-classes/request/ProductsByCategoryIdAndStatusQueryRequest.java.txt
index 6a78132287e64fb5fde3555ae3177fd0b90b1f23..5368d6968df17586c6152915171ede3ed43376a3 100644
--- a/src/test/resources/expected-classes/request/ProductsByCategoryIdAndStatusQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/request/ProductsByCategoryIdAndStatusQueryRequest.java.txt
@@ -88,6 +88,10 @@ public class ProductsByCategoryIdAndStatusQueryRequest implements GraphQLOperati
         return new ProductsByCategoryIdAndStatusQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/ProductsByIdsQueryRequest.java.txt b/src/test/resources/expected-classes/request/ProductsByIdsQueryRequest.java.txt
index ec561d055c0f1f7eb1cd949330d6289c56b5be66..2229b3526fa71d7b6c63d2fab96ca35e15a3d9c7 100644
--- a/src/test/resources/expected-classes/request/ProductsByIdsQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/request/ProductsByIdsQueryRequest.java.txt
@@ -84,6 +84,10 @@ public class ProductsByIdsQueryRequest implements GraphQLOperationRequest {
         return new ProductsByIdsQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/QueryINeedQueryRequest_custom_serializer.java.txt b/src/test/resources/expected-classes/request/QueryINeedQueryRequest_custom_serializer.java.txt
index 69eeec4c1f15ab7241260c86a39b0baf22effd76..2ed74df61d81d9340cb5d2d45d5916fc7ae4ca23 100644
--- a/src/test/resources/expected-classes/request/QueryINeedQueryRequest_custom_serializer.java.txt
+++ b/src/test/resources/expected-classes/request/QueryINeedQueryRequest_custom_serializer.java.txt
@@ -85,6 +85,10 @@ public class QueryINeedQueryRequest implements GraphQLOperationRequest {
         return new QueryINeedQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/UpdateRepositoryMutationRequest.java.txt b/src/test/resources/expected-classes/request/UpdateRepositoryMutationRequest.java.txt
index 29d47f2ddea2f24e735fbb92953e4e54abeadde8..c6e6fc336b7c7944b1f214b31697bfbe5319b374 100644
--- a/src/test/resources/expected-classes/request/UpdateRepositoryMutationRequest.java.txt
+++ b/src/test/resources/expected-classes/request/UpdateRepositoryMutationRequest.java.txt
@@ -84,6 +84,10 @@ public class UpdateRepositoryMutationRequest implements GraphQLOperationRequest
         return new UpdateRepositoryMutationRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/request/VersionQueryRequest.java.txt b/src/test/resources/expected-classes/request/VersionQueryRequest.java.txt
index 7dc2e2dd2132e768ea59572b5e8d7f906f6c2233..0e196808007ea9b65a4bfcfa4164c0ab7cb69ae2 100644
--- a/src/test/resources/expected-classes/request/VersionQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/request/VersionQueryRequest.java.txt
@@ -83,6 +83,10 @@ public class VersionQueryRequest implements GraphQLOperationRequest {
         return new VersionQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/resolvers/B.java.txt b/src/test/resources/expected-classes/resolvers/B.java.txt
index 898fe8604e03c1cc5b2897b03993f3a3acc5bc6f..de89dc4a01b16fba44d3c5a42b53704bebbb68ac 100644
--- a/src/test/resources/expected-classes/resolvers/B.java.txt
+++ b/src/test/resources/expected-classes/resolvers/B.java.txt
@@ -41,6 +41,10 @@ public class B implements java.io.Serializable, A {
         return new B.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String foo;
diff --git a/src/test/resources/expected-classes/resolvers/CommentDeletedEvent.java.txt b/src/test/resources/expected-classes/resolvers/CommentDeletedEvent.java.txt
index f24977a8693ed867afd9b78e881ef36334e1caf8..73b28c23e15cbd535e58035764e609b2613f7603 100644
--- a/src/test/resources/expected-classes/resolvers/CommentDeletedEvent.java.txt
+++ b/src/test/resources/expected-classes/resolvers/CommentDeletedEvent.java.txt
@@ -32,6 +32,10 @@ public class CommentDeletedEvent implements java.io.Serializable, IssueTimelineI
         return new CommentDeletedEvent.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/resolvers/Commit_noParametrizedFields.java.txt b/src/test/resources/expected-classes/resolvers/Commit_noParametrizedFields.java.txt
index cd09b1dc6c67cf2332d3dddfbd840cae53b3e058..9fcb642b7f7f7ef087706fee7ad6443f68b265ed 100644
--- a/src/test/resources/expected-classes/resolvers/Commit_noParametrizedFields.java.txt
+++ b/src/test/resources/expected-classes/resolvers/Commit_noParametrizedFields.java.txt
@@ -330,6 +330,10 @@ public class Commit implements java.io.Serializable, Closer, IssueTimelineItem,
         return new Commit.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String abbreviatedOid;
diff --git a/src/test/resources/expected-classes/resolvers/Event.java.txt b/src/test/resources/expected-classes/resolvers/Event.java.txt
index 35781becddf711d1a9349a314fbd0bcf53c2e52d..eec0df408bff51994a4a06aac99f1de60bb958a2 100644
--- a/src/test/resources/expected-classes/resolvers/Event.java.txt
+++ b/src/test/resources/expected-classes/resolvers/Event.java.txt
@@ -88,6 +88,10 @@ public class Event implements java.io.Serializable {
         return new Event.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String id;
diff --git a/src/test/resources/expected-classes/resolvers/EventProperty.java.txt b/src/test/resources/expected-classes/resolvers/EventProperty.java.txt
index 131431b500dc044283224348cc2a1a2b475ae098..8b90a277730c7f14840d62a1a78888655ec15391 100644
--- a/src/test/resources/expected-classes/resolvers/EventProperty.java.txt
+++ b/src/test/resources/expected-classes/resolvers/EventProperty.java.txt
@@ -42,6 +42,10 @@ public class EventProperty implements java.io.Serializable {
         return new EventProperty.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal;
diff --git a/src/test/resources/expected-classes/restricted-words/CaseQueryRequest.java.txt b/src/test/resources/expected-classes/restricted-words/CaseQueryRequest.java.txt
index 055bb718b993ab49245151c3e26b3d24cf9a50b6..58384dc315ec996c8792a23ac7ffe79084f6a11b 100644
--- a/src/test/resources/expected-classes/restricted-words/CaseQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/restricted-words/CaseQueryRequest.java.txt
@@ -84,6 +84,10 @@ public class CaseQueryRequest implements GraphQLOperationRequest {
         return new CaseQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/restricted-words/NativeQueryRequest.java.txt b/src/test/resources/expected-classes/restricted-words/NativeQueryRequest.java.txt
index c9d46e5c2e4f33261da27a7042af0db2e195115b..daa794b4696c945f139dfce250af4fb6f7b95d01 100644
--- a/src/test/resources/expected-classes/restricted-words/NativeQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/restricted-words/NativeQueryRequest.java.txt
@@ -80,6 +80,10 @@ public class NativeQueryRequest implements GraphQLOperationRequest {
         return new NativeQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/restricted-words/PrivateQueryRequest.java.txt b/src/test/resources/expected-classes/restricted-words/PrivateQueryRequest.java.txt
index e5e42667545da7bf673f11c415c30fea3bb3a429..3a683a3d6457a90b45934d602753484d3cc76432 100644
--- a/src/test/resources/expected-classes/restricted-words/PrivateQueryRequest.java.txt
+++ b/src/test/resources/expected-classes/restricted-words/PrivateQueryRequest.java.txt
@@ -92,6 +92,10 @@ public class PrivateQueryRequest implements GraphQLOperationRequest {
         return new PrivateQueryRequest.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String $alias;
diff --git a/src/test/resources/expected-classes/restricted-words/Query.java.txt b/src/test/resources/expected-classes/restricted-words/Query.java.txt
index 3edd0cf5d5649a585b82581dd3599899e2da823e..d7c8cf00f6dfb1c1172508adc5c78b6c639d7185 100644
--- a/src/test/resources/expected-classes/restricted-words/Query.java.txt
+++ b/src/test/resources/expected-classes/restricted-words/Query.java.txt
@@ -58,6 +58,10 @@ public class Query implements java.io.Serializable {
         return new Query.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String Native;
diff --git a/src/test/resources/expected-classes/restricted-words/Synchronized.java.txt b/src/test/resources/expected-classes/restricted-words/Synchronized.java.txt
index f8901799087699c2650f5263c13d612d5754de2e..766e3c8486251cb1c00286fb90a17966f6b012e7 100644
--- a/src/test/resources/expected-classes/restricted-words/Synchronized.java.txt
+++ b/src/test/resources/expected-classes/restricted-words/Synchronized.java.txt
@@ -84,6 +84,10 @@ public class Synchronized implements java.io.Serializable {
         return new Synchronized.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String Void;
diff --git a/src/test/resources/expected-classes/types-as-interfaces-extends-interface/Profile.java.txt b/src/test/resources/expected-classes/types-as-interfaces-extends-interface/Profile.java.txt
index 59ba1109e59705df5673128c4ab8c88a9d6e3186..b007c4f6de342d634d44597e9332efce351b4f06 100644
--- a/src/test/resources/expected-classes/types-as-interfaces-extends-interface/Profile.java.txt
+++ b/src/test/resources/expected-classes/types-as-interfaces-extends-interface/Profile.java.txt
@@ -42,6 +42,10 @@ public class Profile implements java.io.Serializable {
         return new Profile.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String firstName;
diff --git a/src/test/resources/expected-classes/unknown-fields/InputWithDefaults.java.txt b/src/test/resources/expected-classes/unknown-fields/InputWithDefaults.java.txt
index 0629ea8a01458ee8aaca2ded5fa77b1a6b13cbb2..3eff10fe53b55ddec161426bc31ff3aef011d278 100644
--- a/src/test/resources/expected-classes/unknown-fields/InputWithDefaults.java.txt
+++ b/src/test/resources/expected-classes/unknown-fields/InputWithDefaults.java.txt
@@ -137,6 +137,10 @@ public class InputWithDefaults implements java.io.Serializable {
         return new InputWithDefaults.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private Double floatVal = 1.23;
diff --git a/src/test/resources/expected-classes/unknown-fields/SomeObject.java.txt b/src/test/resources/expected-classes/unknown-fields/SomeObject.java.txt
index 0b6ecfb6546a2da6dd0dda676338015d341de115..ec7867b0c519877c46a773b5153ce7e7fe16f1ac 100644
--- a/src/test/resources/expected-classes/unknown-fields/SomeObject.java.txt
+++ b/src/test/resources/expected-classes/unknown-fields/SomeObject.java.txt
@@ -43,6 +43,10 @@ public class SomeObject implements java.io.Serializable {
         return new SomeObject.Builder();
     }
 
+    @javax.annotation.Generated(
+        value = "com.kobylynskyi.graphql.codegen.GraphQLCodegen",
+        date = "2020-12-31T23:59:59-0500"
+    )
     public static class Builder {
 
         private String name;