diff --git a/build.gradle b/build.gradle
index e81ce9a3ff4120904be7ca21c7cff816bd596c9a..fc2583efaa8e367100a12d0f28953c0ddf293cb8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
     id "org.sonarqube" version "3.0"
 }
 
-version = "3.1.0"
+version = "3.1.1-SNAPSHOT"
 group = "io.github.kobylynskyi"
 
 repositories {
diff --git a/plugins/gradle/example-client/build.gradle b/plugins/gradle/example-client/build.gradle
index 54d992d454bee69fff03042f25338e03a16a3d18..54ad80eb6b2191c68cbbc650be55c8a6b43e5d58 100644
--- a/plugins/gradle/example-client/build.gradle
+++ b/plugins/gradle/example-client/build.gradle
@@ -7,7 +7,7 @@ plugins {
 
     // use the latest available version:
     // https://plugins.gradle.org/plugin/io.github.kobylynskyi.graphql.codegen
-    id "io.github.kobylynskyi.graphql.codegen" version "3.1.0"
+    id "io.github.kobylynskyi.graphql.codegen" version "3.1.1-SNAPSHOT"
 }
 
 mainClassName = "io.github.kobylynskyi.order.Application"
@@ -22,7 +22,7 @@ dependencies {
 
     // use the latest available version:
     // https://search.maven.org/artifact/io.github.kobylynskyi/graphql-java-codegen
-    implementation "io.github.kobylynskyi:graphql-java-codegen:3.1.0"
+    implementation "io.github.kobylynskyi:graphql-java-codegen:3.1.1-SNAPSHOT"
 
     implementation "org.apache.httpcomponents:httpclient:4.5.12"
     implementation "javax.validation:validation-api:2.0.1.Final"
diff --git a/plugins/gradle/example-server/build.gradle b/plugins/gradle/example-server/build.gradle
index 6220ecd309f8c8dd04c0e53f5b17b4d794735846..076acd7eba48dfe0f370709616222a7ebacfa40a 100644
--- a/plugins/gradle/example-server/build.gradle
+++ b/plugins/gradle/example-server/build.gradle
@@ -6,7 +6,7 @@ plugins {
     //
     // use the latest available version:
     // https://plugins.gradle.org/plugin/io.github.kobylynskyi.graphql.codegen
-    id "io.github.kobylynskyi.graphql.codegen" version "3.1.0"
+    id "io.github.kobylynskyi.graphql.codegen" version "3.1.1-SNAPSHOT"
 }
 
 mainClassName = "io.github.kobylynskyi.product.Application"
diff --git a/plugins/gradle/graphql-java-codegen-gradle-plugin/build.gradle b/plugins/gradle/graphql-java-codegen-gradle-plugin/build.gradle
index c8a604e5f647bf2cb80fcecc0f72c679756ca705..5a702d50a82650b04f119e88016b938dc07f7f47 100644
--- a/plugins/gradle/graphql-java-codegen-gradle-plugin/build.gradle
+++ b/plugins/gradle/graphql-java-codegen-gradle-plugin/build.gradle
@@ -17,7 +17,7 @@ apply plugin: "idea"
 apply plugin: "maven-publish"
 
 group = "io.github.kobylynskyi"
-version = "3.1.0"
+version = "3.1.1-SNAPSHOT"
 description = "Provides a task for generating Java code based on GraphQL schema"
 
 dependencies {
diff --git a/plugins/maven/example-client/pom.xml b/plugins/maven/example-client/pom.xml
index f81e9b639bb42c4db620552c1fede9d8209ce630..b6ca41ec7bee8798f7c443394075d1bf14e9b3c0 100644
--- a/plugins/maven/example-client/pom.xml
+++ b/plugins/maven/example-client/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>io.github.kobylynskyi</groupId>
     <artifactId>graphql-codegen-maven-plugin-example-client</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <name>graphql-codegen-maven-plugin-example-client</name>
 
     <build>
diff --git a/plugins/maven/example-server/pom.xml b/plugins/maven/example-server/pom.xml
index 11ace83eca0e5269d4d020909d3645862caa41ae..4372e78a69467e76107c9adc7a1192f0370dd1ff 100644
--- a/plugins/maven/example-server/pom.xml
+++ b/plugins/maven/example-server/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>io.github.kobylynskyi</groupId>
     <artifactId>graphql-codegen-maven-plugin-example-server</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <name>graphql-codegen-maven-plugin-example-server</name>
 
     <build>
diff --git a/plugins/maven/graphql-java-codegen-maven-plugin/pom.xml b/plugins/maven/graphql-java-codegen-maven-plugin/pom.xml
index a93a7fbb95939e2f0ff3d3a0defa87cb352eb41f..807bd1c9e347ca6b78f85016d546b40a70f10da4 100644
--- a/plugins/maven/graphql-java-codegen-maven-plugin/pom.xml
+++ b/plugins/maven/graphql-java-codegen-maven-plugin/pom.xml
@@ -70,7 +70,7 @@
         <version.maven-scm-provider-gitexe>1.11.2</version.maven-scm-provider-gitexe>
         <version.maven-gpg-plugin>1.6</version.maven-gpg-plugin>
 
-        <version.graphql-java-codegen>3.1.0</version.graphql-java-codegen>
+        <version.graphql-java-codegen>3.1.1-SNAPSHOT</version.graphql-java-codegen>
     </properties>
 
     <dependencies>
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/project/Dependencies.scala b/plugins/sbt/graphql-java-codegen-sbt-plugin/project/Dependencies.scala
index 2967c96b146f7a87aa48da5d8815929491b9c277..b11b1d2df729ae7044b8253f0fe7d7042a238b96 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/project/Dependencies.scala
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/project/Dependencies.scala
@@ -13,7 +13,7 @@ object Dependencies {
   object Versions {
     lazy val scala212 = "2.12.12"
     lazy val scala211 = "2.11.12"
-    val codegen = "3.1.0"
+    val codegen = "3.1.1-SNAPSHOT"
   }
 
   import Versions._
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenPlugin.scala b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenPlugin.scala
index 27b814320dc470ae44a1b8da7ab6abf500e5df03..f91c5d114c1000f1804b6f8167e8ac22fe1e3dae 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenPlugin.scala
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenPlugin.scala
@@ -29,7 +29,7 @@ class GraphQLCodegenPlugin(configuration: Configuration, private[codegen] val co
 
   //override this by graphqlJavaCodegenVersion and javaxValidationApiVersion
   private val jValidation = "2.0.1.Final"
-  private val codegen = "3.1.0"
+  private val codegen = "3.1.1-SNAPSHOT"
 
   object GlobalImport extends GraphQLCodegenKeys {
 
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/build.sbt b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/build.sbt
index 9f3c0f6ed491fdc12682d0355862c8ff9d2b3e6e..8f068ddf7b9da3666aac9d73721e6fe0f6083ca3 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/build.sbt
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/build.sbt
@@ -17,12 +17,12 @@ libraryDependencies ++= Seq(
 
 enablePlugins(GraphQLCodegenPlugin)
 
-graphqlJavaCodegenVersion := Some("3.1.0")
+graphqlJavaCodegenVersion := Some("3.1.1-SNAPSHOT")
 
 GraphQLCodegenPluginDependencies
 
 //default graphqlJavaCodegen is release
-//graphqlJavaCodegenVersion := Some("3.1.0")
+//graphqlJavaCodegenVersion := Some("3.1.1-SNAPSHOT")
 graphqlSchemaPaths := List("src/main/resources/schema.graphqls")
 modelPackageName := Some("io.github.dreamylost.model")
 apiPackageName := Some("io.github.dreamylost.api")
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/project/plugins.sbt b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/project/plugins.sbt
index 4f7545ecc428eea45f8e21212732f897f9f70bbc..1f55c4523d7b331dc59b3726da6b71e6b10cbf72 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/project/plugins.sbt
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/example-client/project/plugins.sbt
@@ -1 +1 @@
-addSbtPlugin("io.github.jxnu-liguobin" % "graphql-codegen-sbt-plugin" % "3.1.0")
+addSbtPlugin("io.github.jxnu-liguobin" % "graphql-codegen-sbt-plugin" % "3.1.1-SNAPSHOT")
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/simple/project/plugins.sbt b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/simple/project/plugins.sbt
index 1e0ff0d76552c47921e71b1ffa6e365b1f8ad909..7ca966dc5f8306550977a145e4b72e0cc927d885 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/simple/project/plugins.sbt
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/src/sbt-test/graphql-codegen-sbt-plugin/simple/project/plugins.sbt
@@ -1,4 +1,4 @@
-sys.props.get("plugin.version").orElse(Some("3.1.0")) match {
+sys.props.get("plugin.version").orElse(Some("3.1.1-SNAPSHOT")) match {
   case Some(x) => addSbtPlugin("io.github.jxnu-liguobin" % "graphql-codegen-sbt-plugin" % x)
   case _ => sys.error("""|The system property 'plugin.version' is not defined.
                          |Specify this property using the scriptedLaunchOpts -D.""".stripMargin)
diff --git a/plugins/sbt/graphql-java-codegen-sbt-plugin/version.sbt b/plugins/sbt/graphql-java-codegen-sbt-plugin/version.sbt
index 3271bb8f5ce4b0e287185365c6ef2758cdfe1f65..5a1bd5aa97a3dce099ab83889f7b884e2ce97a57 100644
--- a/plugins/sbt/graphql-java-codegen-sbt-plugin/version.sbt
+++ b/plugins/sbt/graphql-java-codegen-sbt-plugin/version.sbt
@@ -1 +1 @@
-version in ThisBuild := "3.1.0"
+version in ThisBuild := "3.1.1-SNAPSHOT"