diff --git a/cli/pom.xml b/cli/pom.xml
index 9b4f9582c9f7ccb810da95174821d413f9f8b4cf..766d450e7b2f4973b99b0cb33f4afcce5580038c 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>pom</artifactId>
     <groupId>org.jenkins-ci.main</groupId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
   </parent>
 
   <artifactId>cli</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index e5bbab1b17eea3058bf57648a604e632a35c4d95..439073496b8a4b17e690fdaf00a2b702069e38c9 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -29,7 +29,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/maven-plugin/pom.xml b/maven-plugin/pom.xml
index c502d9f354a7f91d3041a33284d234eafef2e9e8..bb41ae4fe7c16247c7590ed7b11d3d06d48247f1 100644
--- a/maven-plugin/pom.xml
+++ b/maven-plugin/pom.xml
@@ -29,7 +29,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin</artifactId>
diff --git a/plugins/pom.xml b/plugins/pom.xml
index 02f6e169157a98887f4f9516006d18b22987840f..2850cbf7ff63ae32dab54b72e48f56da46c18e5b 100644
--- a/plugins/pom.xml
+++ b/plugins/pom.xml
@@ -11,7 +11,7 @@
   <groupId>org.jenkins-ci.plugins</groupId>
   <artifactId>plugin</artifactId>
   <name>Jenkins plugin POM</name>
-  <version>1.517</version>
+  <version>1.518-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <!--
@@ -38,7 +38,7 @@
       <dependency><!-- if a plugin wants to depend on the maven plugin, choose the right version automatically -->
         <groupId>org.jenkins-ci.main</groupId>
         <artifactId>maven-plugin</artifactId>
-        <version>1.517</version>
+        <version>1.518-SNAPSHOT</version>
       </dependency>
     </dependencies>
   </dependencyManagement>
@@ -48,25 +48,25 @@
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-war</artifactId>
       <type>war</type>
-      <version>1.517</version>
+      <version>1.518-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-core</artifactId>
-      <version>1.517</version>
+      <version>1.518-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-test-harness</artifactId>
-      <version>1.517</version>
+      <version>1.518-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>ui-samples-plugin</artifactId>
-      <version>1.517</version>
+      <version>1.518-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
     <!--
diff --git a/pom.xml b/pom.xml
index d96addcad6251b2eec16d99ad76d19a86446c6f5..111be638a5dbdc11f6d4f6fe63048e35cdc768db 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@ THE SOFTWARE.
 
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>pom</artifactId>
-  <version>1.517</version>
+  <version>1.518-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Jenkins main module</name>
diff --git a/test/pom.xml b/test/pom.xml
index 7f26c5ab15758f5c43f5b38af26580fe3770f368..d92012d2d94fe49d9eab40e9e7078e4ad811f077 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -29,7 +29,7 @@ THE SOFTWARE.
   <parent>
     <artifactId>pom</artifactId>
     <groupId>org.jenkins-ci.main</groupId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
   </parent>
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>jenkins-test-harness</artifactId>
diff --git a/ui-samples-plugin/pom.xml b/ui-samples-plugin/pom.xml
index c641deff9a2dd2157bd36b19a044a67c1a67ffa7..3aebf37fda0d9a0982371d612fac725faf947885 100644
--- a/ui-samples-plugin/pom.xml
+++ b/ui-samples-plugin/pom.xml
@@ -29,7 +29,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
   </parent>
 
   <artifactId>ui-samples-plugin</artifactId>
diff --git a/war/pom.xml b/war/pom.xml
index 5b4c717ffe9574c3bb7dabf783e202c400659260..386b12f2cd6d06222956a51476b6615a9fa329be 100644
--- a/war/pom.xml
+++ b/war/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>1.517</version>
+    <version>1.518-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>