diff --git a/cli/pom.xml b/cli/pom.xml
index 65b0918b947e51690687902bf34a875d29c9be14..8206004f1885e232619426cfe3ec577c130dadba 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>pom</artifactId>
     <groupId>org.jenkins-ci.main</groupId>
-    <version>1.550</version>
+    <version>1.551-SNAPSHOT</version>
   </parent>
 
   <artifactId>cli</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 5dbd95d5133debef8f54932422b413afc0c7ea41..a54505da08158062800cb3266b9e02e88c122482 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>1.550</version>
+    <version>1.551-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/plugins/pom.xml b/plugins/pom.xml
index 4b0920e843b607545ba236d66884374f48123d72..063af96a1c72556458fd6ebb869dafedf544c1e5 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>1.550</version>
+  <version>1.551-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <!--
@@ -39,19 +39,19 @@
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-war</artifactId>
       <type>war</type>
-      <version>1.550</version>
+      <version>1.551-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-core</artifactId>
-      <version>1.550</version>
+      <version>1.551-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.main</groupId>
       <artifactId>jenkins-test-harness</artifactId>
-      <version>1.550</version>
+      <version>1.551-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
     <!--
diff --git a/pom.xml b/pom.xml
index a92fd592a50b62b66baedf767e0e38216bbfebd5..7ae61c12e1ad9ebf56594ab9a918c6fd00d725d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@ THE SOFTWARE.
 
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>pom</artifactId>
-  <version>1.550</version>
+  <version>1.551-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Jenkins main module</name>
diff --git a/test/pom.xml b/test/pom.xml
index fe07604d73c114fc7ced303672f86c14bbad83dc..41e8566d27e4b7c7872b14801217cb4a15d4a688 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>1.550</version>
+    <version>1.551-SNAPSHOT</version>
   </parent>
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>jenkins-test-harness</artifactId>
diff --git a/war/pom.xml b/war/pom.xml
index 76cc36d22598531eae99a907a01cbc45c3ec4237..3911bf28cf956fbaa1b911327a7d792886766a76 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>1.550</version>
+    <version>1.551-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>