diff --git a/apps/blank/pom.xml b/apps/blank/pom.xml
index 0ea78f153..d6efbc37c 100644
--- a/apps/blank/pom.xml
+++ b/apps/blank/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-blank</artifactId>
diff --git a/apps/jboss-blank/pom.xml b/apps/jboss-blank/pom.xml
index f5177bac0..37dd375bb 100644
--- a/apps/jboss-blank/pom.xml
+++ b/apps/jboss-blank/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-jboss-blank</artifactId>
diff --git a/apps/mailreader/pom.xml b/apps/mailreader/pom.xml
index 40f1787b6..5a5b0829e 100644
--- a/apps/mailreader/pom.xml
+++ b/apps/mailreader/pom.xml
@@ -26,7 +26,7 @@
     <parent>
       <groupId>org.apache.struts</groupId>
       <artifactId>struts2-apps</artifactId>
-      <version>2.3.15</version>
+      <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-mailreader</artifactId>
diff --git a/apps/pom.xml b/apps/pom.xml
index b69cfd1b1..a46e2e6ae 100644
--- a/apps/pom.xml
+++ b/apps/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
     <groupId>org.apache.struts</groupId>
     <artifactId>struts2-apps</artifactId>
diff --git a/apps/portlet/pom.xml b/apps/portlet/pom.xml
index 48a647013..f91e11392 100644
--- a/apps/portlet/pom.xml
+++ b/apps/portlet/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-portlet</artifactId>
diff --git a/apps/rest-showcase/pom.xml b/apps/rest-showcase/pom.xml
index 82c8f088c..9ccbdffaa 100644
--- a/apps/rest-showcase/pom.xml
+++ b/apps/rest-showcase/pom.xml
@@ -26,12 +26,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-rest-showcase</artifactId>
     <packaging>war</packaging>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <name>Struts 2 Rest Showcase Example</name>
     <description>Struts 2 Rest Showcase Example</description>
 
diff --git a/apps/showcase/pom.xml b/apps/showcase/pom.xml
index 7e366d5cd..8b13d3e92 100644
--- a/apps/showcase/pom.xml
+++ b/apps/showcase/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-showcase</artifactId>
diff --git a/archetypes/pom.xml b/archetypes/pom.xml
index 309762df5..53e7b41ad 100644
--- a/archetypes/pom.xml
+++ b/archetypes/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
     <groupId>org.apache.struts</groupId>
     <artifactId>struts2-archetypes</artifactId>
diff --git a/archetypes/struts2-archetype-blank/pom.xml b/archetypes/struts2-archetype-blank/pom.xml
index 0d1d02d85..9b4eafbf9 100644
--- a/archetypes/struts2-archetype-blank/pom.xml
+++ b/archetypes/struts2-archetype-blank/pom.xml
@@ -3,12 +3,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-blank</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Blank</name>
 
diff --git a/archetypes/struts2-archetype-convention/pom.xml b/archetypes/struts2-archetype-convention/pom.xml
index b384107ab..8a8c4145e 100644
--- a/archetypes/struts2-archetype-convention/pom.xml
+++ b/archetypes/struts2-archetype-convention/pom.xml
@@ -2,12 +2,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-convention</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Blank Convention</name>
 
diff --git a/archetypes/struts2-archetype-dbportlet/pom.xml b/archetypes/struts2-archetype-dbportlet/pom.xml
index 311a88364..5cd715014 100644
--- a/archetypes/struts2-archetype-dbportlet/pom.xml
+++ b/archetypes/struts2-archetype-dbportlet/pom.xml
@@ -2,12 +2,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-dbportlet</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Database Portlet</name>
 
diff --git a/archetypes/struts2-archetype-plugin/pom.xml b/archetypes/struts2-archetype-plugin/pom.xml
index c81f58d81..3db3e41cf 100644
--- a/archetypes/struts2-archetype-plugin/pom.xml
+++ b/archetypes/struts2-archetype-plugin/pom.xml
@@ -2,12 +2,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-plugin</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Plugin</name>
 
diff --git a/archetypes/struts2-archetype-portlet/pom.xml b/archetypes/struts2-archetype-portlet/pom.xml
index 89cc87fce..e6a020021 100644
--- a/archetypes/struts2-archetype-portlet/pom.xml
+++ b/archetypes/struts2-archetype-portlet/pom.xml
@@ -2,12 +2,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-portlet</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Portlet</name>
 
diff --git a/archetypes/struts2-archetype-starter/pom.xml b/archetypes/struts2-archetype-starter/pom.xml
index 4cea29c40..f2c8aae92 100644
--- a/archetypes/struts2-archetype-starter/pom.xml
+++ b/archetypes/struts2-archetype-starter/pom.xml
@@ -4,12 +4,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-archetypes</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-archetype-starter</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Struts 2 Archetypes - Starter</name>
 
diff --git a/assembly/pom.xml b/assembly/pom.xml
index 32be3e88d..f7df483dd 100644
--- a/assembly/pom.xml
+++ b/assembly/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-assembly</artifactId>
diff --git a/bundles/admin/pom.xml b/bundles/admin/pom.xml
index 1a9b4192e..39fb18e92 100644
--- a/bundles/admin/pom.xml
+++ b/bundles/admin/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-osgi-bundles</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-osgi-admin-bundle</artifactId>
diff --git a/bundles/demo/pom.xml b/bundles/demo/pom.xml
index c01982fe3..efc8dbf4f 100644
--- a/bundles/demo/pom.xml
+++ b/bundles/demo/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-osgi-bundles</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-osgi-demo-bundle</artifactId>
diff --git a/bundles/pom.xml b/bundles/pom.xml
index a13deaba2..8e93a0f1b 100755
--- a/bundles/pom.xml
+++ b/bundles/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-osgi-bundles</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 4f8cd25d9..5da18279b 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
     <artifactId>struts2-core</artifactId>
     <packaging>jar</packaging>
diff --git a/plugins/cdi/pom.xml b/plugins/cdi/pom.xml
index fd9a14593..6c2bbee9f 100644
--- a/plugins/cdi/pom.xml
+++ b/plugins/cdi/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-cdi-plugin</artifactId>
diff --git a/plugins/codebehind/pom.xml b/plugins/codebehind/pom.xml
index 328bea70b..abe917527 100644
--- a/plugins/codebehind/pom.xml
+++ b/plugins/codebehind/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-codebehind-plugin</artifactId>
diff --git a/plugins/config-browser/pom.xml b/plugins/config-browser/pom.xml
index b74440b0d..b3c9b133b 100644
--- a/plugins/config-browser/pom.xml
+++ b/plugins/config-browser/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-config-browser-plugin</artifactId>
diff --git a/plugins/convention/pom.xml b/plugins/convention/pom.xml
index 1d05316f8..c8225fd49 100644
--- a/plugins/convention/pom.xml
+++ b/plugins/convention/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-convention-plugin</artifactId>
@@ -11,9 +11,9 @@
     <name>Struts 2 Convention Plugin</name>
 
     <scm>
-        <connection>scm:svn:http://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</connection>
-        <developerConnection>scm:svn:https://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</developerConnection>
-        <url>http://svn.apache.org/viewcvs.cgi/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</url>
+        <connection>scm:svn:http://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</connection>
+        <developerConnection>scm:svn:https://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</developerConnection>
+        <url>http://svn.apache.org/viewcvs.cgi/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-convention-plugin</url>
     </scm>
 
     <build>
diff --git a/plugins/dojo/pom.xml b/plugins/dojo/pom.xml
index daa63acec..c438d103f 100644
--- a/plugins/dojo/pom.xml
+++ b/plugins/dojo/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <artifactId>struts2-plugins</artifactId>
         <groupId>org.apache.struts</groupId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/plugins/dwr/pom.xml b/plugins/dwr/pom.xml
index 1c5ee1873..877871392 100644
--- a/plugins/dwr/pom.xml
+++ b/plugins/dwr/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-dwr-plugin</artifactId>
diff --git a/plugins/embeddedjsp/pom.xml b/plugins/embeddedjsp/pom.xml
index d0f9654ec..77a2d5f87 100644
--- a/plugins/embeddedjsp/pom.xml
+++ b/plugins/embeddedjsp/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-embeddedjsp-plugin</artifactId>
diff --git a/plugins/gxp/pom.xml b/plugins/gxp/pom.xml
index bc32bcbbe..8e9c41fdd 100644
--- a/plugins/gxp/pom.xml
+++ b/plugins/gxp/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-gxp-plugin</artifactId>
@@ -11,9 +11,9 @@
     <name>Struts 2 GXP Plugin</name>
 
     <scm>
-        <connection>scm:svn:http://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</connection>
-        <developerConnection>scm:svn:https://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</developerConnection>
-        <url>http://svn.apache.org/viewcvs.cgi/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</url>
+        <connection>scm:svn:http://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</connection>
+        <developerConnection>scm:svn:https://svn.apache.org/repos/asf/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</developerConnection>
+        <url>http://svn.apache.org/viewcvs.cgi/struts/sandbox/tags/STRUTS_2_3_15/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/branches/STRUTS_2_3_15_X/trunk/struts2-gxp-plugin</url>
     </scm>
 
     <dependencies>
diff --git a/plugins/jasperreports/pom.xml b/plugins/jasperreports/pom.xml
index 7a33268d5..da828b5de 100644
--- a/plugins/jasperreports/pom.xml
+++ b/plugins/jasperreports/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-jasperreports-plugin</artifactId>
diff --git a/plugins/javatemplates/pom.xml b/plugins/javatemplates/pom.xml
index 11e85a8b6..15ddfa969 100644
--- a/plugins/javatemplates/pom.xml
+++ b/plugins/javatemplates/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-javatemplates-plugin</artifactId>
diff --git a/plugins/jfreechart/pom.xml b/plugins/jfreechart/pom.xml
index 9a74ce7c3..4286f5545 100644
--- a/plugins/jfreechart/pom.xml
+++ b/plugins/jfreechart/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
    </parent>
 
     <artifactId>struts2-jfreechart-plugin</artifactId>
diff --git a/plugins/jsf/pom.xml b/plugins/jsf/pom.xml
index 12eef2be6..471cac34a 100644
--- a/plugins/jsf/pom.xml
+++ b/plugins/jsf/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-jsf-plugin</artifactId>
diff --git a/plugins/json/pom.xml b/plugins/json/pom.xml
index c98c26868..78cd0c395 100644
--- a/plugins/json/pom.xml
+++ b/plugins/json/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-json-plugin</artifactId>
diff --git a/plugins/junit/pom.xml b/plugins/junit/pom.xml
index 997c202e3..0a480dd85 100644
--- a/plugins/junit/pom.xml
+++ b/plugins/junit/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-junit-plugin</artifactId>
diff --git a/plugins/osgi/pom.xml b/plugins/osgi/pom.xml
index cdca37b21..5414c2709 100644
--- a/plugins/osgi/pom.xml
+++ b/plugins/osgi/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-osgi-plugin</artifactId>
diff --git a/plugins/oval/pom.xml b/plugins/oval/pom.xml
index 53f9f7045..6234c69be 100644
--- a/plugins/oval/pom.xml
+++ b/plugins/oval/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-oval-plugin</artifactId>
diff --git a/plugins/pell-multipart/pom.xml b/plugins/pell-multipart/pom.xml
index be48bb8d7..3c8b9921f 100644
--- a/plugins/pell-multipart/pom.xml
+++ b/plugins/pell-multipart/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-pell-multipart-plugin</artifactId>
diff --git a/plugins/plexus/pom.xml b/plugins/plexus/pom.xml
index 3ec01f08a..27a23e5e6 100644
--- a/plugins/plexus/pom.xml
+++ b/plugins/plexus/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-plexus-plugin</artifactId>
diff --git a/plugins/pom.xml b/plugins/pom.xml
index 672853cab..bc6ed2d3c 100644
--- a/plugins/pom.xml
+++ b/plugins/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-plugins</artifactId>
diff --git a/plugins/portlet-tiles/pom.xml b/plugins/portlet-tiles/pom.xml
index ee0e23b9a..157b395db 100644
--- a/plugins/portlet-tiles/pom.xml
+++ b/plugins/portlet-tiles/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-portlet-tiles-plugin</artifactId>
diff --git a/plugins/portlet/pom.xml b/plugins/portlet/pom.xml
index de9b016e5..8aea711e5 100644
--- a/plugins/portlet/pom.xml
+++ b/plugins/portlet/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-portlet-plugin</artifactId>
diff --git a/plugins/rest/pom.xml b/plugins/rest/pom.xml
index 5a454e2d3..38632fe61 100644
--- a/plugins/rest/pom.xml
+++ b/plugins/rest/pom.xml
@@ -26,11 +26,11 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-rest-plugin</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <name>Struts 2 REST Plugin</name>
 
     <properties>
diff --git a/plugins/sitegraph/pom.xml b/plugins/sitegraph/pom.xml
index 218a8a792..eaa5e4624 100644
--- a/plugins/sitegraph/pom.xml
+++ b/plugins/sitegraph/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-sitegraph-plugin</artifactId>
diff --git a/plugins/sitemesh/pom.xml b/plugins/sitemesh/pom.xml
index 7bae4ccac..10e310aeb 100644
--- a/plugins/sitemesh/pom.xml
+++ b/plugins/sitemesh/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-sitemesh-plugin</artifactId>
diff --git a/plugins/spring/pom.xml b/plugins/spring/pom.xml
index 24f679f99..0bcc272f2 100644
--- a/plugins/spring/pom.xml
+++ b/plugins/spring/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-spring-plugin</artifactId>
diff --git a/plugins/struts1/pom.xml b/plugins/struts1/pom.xml
index e7b23b4d4..1857b982e 100644
--- a/plugins/struts1/pom.xml
+++ b/plugins/struts1/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-struts1-plugin</artifactId>
diff --git a/plugins/testng/pom.xml b/plugins/testng/pom.xml
index d49129921..481f9fe4f 100644
--- a/plugins/testng/pom.xml
+++ b/plugins/testng/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-testng-plugin</artifactId>
diff --git a/plugins/tiles/pom.xml b/plugins/tiles/pom.xml
index 499e55e7f..ef2c93318 100644
--- a/plugins/tiles/pom.xml
+++ b/plugins/tiles/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-tiles-plugin</artifactId>
diff --git a/plugins/tiles3/pom.xml b/plugins/tiles3/pom.xml
index 37f086491..61b9c1f2d 100644
--- a/plugins/tiles3/pom.xml
+++ b/plugins/tiles3/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <artifactId>struts2-tiles3-plugin</artifactId>
diff --git a/pom.xml b/pom.xml
index 2d6b7d6f3..afdc9db2c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-parent</artifactId>
-    <version>2.3.15</version>
+    <version>2.3.15-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>Struts 2</name>
     <url>http://struts.apache.org/2.x/</url>
diff --git a/xwork-core/pom.xml b/xwork-core/pom.xml
index 5ada389ef..1834115ad 100644
--- a/xwork-core/pom.xml
+++ b/xwork-core/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>2.3.15</version>
+        <version>2.3.15-SNAPSHOT</version>
     </parent>
 
     <groupId>org.apache.struts.xwork</groupId>