diff --git a/apps/pom.xml b/apps/pom.xml
index 54e3b84..8018394 100644
--- a/apps/pom.xml
+++ b/apps/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
     <artifactId>struts2-apps</artifactId>
     <packaging>pom</packaging>
diff --git a/apps/rest-showcase/pom.xml b/apps/rest-showcase/pom.xml
index 82dd137..d25cc91 100644
--- a/apps/rest-showcase/pom.xml
+++ b/apps/rest-showcase/pom.xml
@@ -24,12 +24,12 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-rest-showcase</artifactId>
     <packaging>war</packaging>
-    <version>6.0.0-SNAPSHOT</version>
+    <version>6.0.0-RC4</version>
     <name>Struts 2 Rest Showcase Webapp</name>
     <description>Struts 2 Rest Showcase Example</description>
 
diff --git a/apps/showcase/pom.xml b/apps/showcase/pom.xml
index a1933bc..884eccf 100644
--- a/apps/showcase/pom.xml
+++ b/apps/showcase/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-apps</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-showcase</artifactId>
diff --git a/assembly/pom.xml b/assembly/pom.xml
index 5abd854..715288b 100644
--- a/assembly/pom.xml
+++ b/assembly/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-assembly</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index 021a767..da3b3f9 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -29,7 +29,7 @@
     </parent>
 
     <artifactId>struts2-bom</artifactId>
-    <version>6.0.0-SNAPSHOT</version>
+    <version>6.0.0-RC4</version>
     <packaging>pom</packaging>
 
     <name>Struts 2 Bill of Materials</name>
@@ -44,7 +44,7 @@
     </licenses>
 
     <properties>
-        <struts-version.version>6.0.0-SNAPSHOT</struts-version.version>
+        <struts-version.version>6.0.0-RC4</struts-version.version>
         <maven.site.skip>true</maven.site.skip>
         <maven.site.deploy.skip>true</maven.site.deploy.skip>
     </properties>
@@ -175,7 +175,7 @@
     </dependencyManagement>
 
   <scm>
-    <tag>HEAD</tag>
+    <tag>STRUTS_6_0_0_RC4</tag>
     <connection>scm:git:https://gitbox.apache.org/repos/asf/struts.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/struts.git</developerConnection>
     <url>https://github.com/apache/struts/</url>
diff --git a/bundles/admin/pom.xml b/bundles/admin/pom.xml
index 4f5ce6c..759f49d 100644
--- a/bundles/admin/pom.xml
+++ b/bundles/admin/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-osgi-bundles</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-osgi-admin-bundle</artifactId>
diff --git a/bundles/demo/pom.xml b/bundles/demo/pom.xml
index df1cd32..f684a8e 100644
--- a/bundles/demo/pom.xml
+++ b/bundles/demo/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-osgi-bundles</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-osgi-demo-bundle</artifactId>
diff --git a/bundles/pom.xml b/bundles/pom.xml
index d34c674..a392a27 100755
--- a/bundles/pom.xml
+++ b/bundles/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-osgi-bundles</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 02f1a09..d6ecb31 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
     <artifactId>struts2-core</artifactId>
     <packaging>jar</packaging>
diff --git a/plugins/async/pom.xml b/plugins/async/pom.xml
index 8512e19..ebc6f1b 100644
--- a/plugins/async/pom.xml
+++ b/plugins/async/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-async-plugin</artifactId>
diff --git a/plugins/bean-validation/pom.xml b/plugins/bean-validation/pom.xml
index aed8f05..ce5407e 100644
--- a/plugins/bean-validation/pom.xml
+++ b/plugins/bean-validation/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/plugins/cdi/pom.xml b/plugins/cdi/pom.xml
index 7dde20b..f2f5c38 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>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-cdi-plugin</artifactId>
diff --git a/plugins/config-browser/pom.xml b/plugins/config-browser/pom.xml
index e4e609b..87ac47e 100644
--- a/plugins/config-browser/pom.xml
+++ b/plugins/config-browser/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-config-browser-plugin</artifactId>
diff --git a/plugins/convention/pom.xml b/plugins/convention/pom.xml
index 6bde5d2..1d81131 100644
--- a/plugins/convention/pom.xml
+++ b/plugins/convention/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-convention-plugin</artifactId>
diff --git a/plugins/dwr/pom.xml b/plugins/dwr/pom.xml
index 9426ed6..72807a9 100644
--- a/plugins/dwr/pom.xml
+++ b/plugins/dwr/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-dwr-plugin</artifactId>
diff --git a/plugins/embeddedjsp/pom.xml b/plugins/embeddedjsp/pom.xml
index ceab225..b92124f 100644
--- a/plugins/embeddedjsp/pom.xml
+++ b/plugins/embeddedjsp/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-embeddedjsp-plugin</artifactId>
diff --git a/plugins/gxp/pom.xml b/plugins/gxp/pom.xml
index 42908e4..34c9eab 100644
--- a/plugins/gxp/pom.xml
+++ b/plugins/gxp/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-gxp-plugin</artifactId>
diff --git a/plugins/jasperreports/pom.xml b/plugins/jasperreports/pom.xml
index ffc6675..af2577d 100644
--- a/plugins/jasperreports/pom.xml
+++ b/plugins/jasperreports/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-jasperreports-plugin</artifactId>
diff --git a/plugins/javatemplates/pom.xml b/plugins/javatemplates/pom.xml
index a66f551..214d4ac 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>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-javatemplates-plugin</artifactId>
diff --git a/plugins/jfreechart/pom.xml b/plugins/jfreechart/pom.xml
index 61bcedd..af619f5 100644
--- a/plugins/jfreechart/pom.xml
+++ b/plugins/jfreechart/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-jfreechart-plugin</artifactId>
diff --git a/plugins/json/pom.xml b/plugins/json/pom.xml
index 5b296f3..1f929b9 100644
--- a/plugins/json/pom.xml
+++ b/plugins/json/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-json-plugin</artifactId>
diff --git a/plugins/junit/pom.xml b/plugins/junit/pom.xml
index bade831..5046b83 100644
--- a/plugins/junit/pom.xml
+++ b/plugins/junit/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-junit-plugin</artifactId>
diff --git a/plugins/osgi/pom.xml b/plugins/osgi/pom.xml
index 5675360..83a523c 100644
--- a/plugins/osgi/pom.xml
+++ b/plugins/osgi/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-osgi-plugin</artifactId>
diff --git a/plugins/oval/pom.xml b/plugins/oval/pom.xml
index f272984..c5af66c 100644
--- a/plugins/oval/pom.xml
+++ b/plugins/oval/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-oval-plugin</artifactId>
diff --git a/plugins/pell-multipart/pom.xml b/plugins/pell-multipart/pom.xml
index 5de775f..cc3c2d7 100644
--- a/plugins/pell-multipart/pom.xml
+++ b/plugins/pell-multipart/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-pell-multipart-plugin</artifactId>
diff --git a/plugins/plexus/pom.xml b/plugins/plexus/pom.xml
index 7b9e9cd..9e0a387 100644
--- a/plugins/plexus/pom.xml
+++ b/plugins/plexus/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-plexus-plugin</artifactId>
diff --git a/plugins/pom.xml b/plugins/pom.xml
index 552c477..ca866b5 100644
--- a/plugins/pom.xml
+++ b/plugins/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-parent</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-plugins</artifactId>
diff --git a/plugins/portlet-mocks/pom.xml b/plugins/portlet-mocks/pom.xml
index 806ed32..781363a 100644
--- a/plugins/portlet-mocks/pom.xml
+++ b/plugins/portlet-mocks/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-portlet-mocks-plugin</artifactId>
diff --git a/plugins/portlet-tiles/pom.xml b/plugins/portlet-tiles/pom.xml
index 4a77faa..1619490 100644
--- a/plugins/portlet-tiles/pom.xml
+++ b/plugins/portlet-tiles/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-portlet-tiles-plugin</artifactId>
diff --git a/plugins/portlet/pom.xml b/plugins/portlet/pom.xml
index 47f4a58..b515a91 100644
--- a/plugins/portlet/pom.xml
+++ b/plugins/portlet/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-portlet-plugin</artifactId>
diff --git a/plugins/rest/pom.xml b/plugins/rest/pom.xml
index aa649b5..b16011a 100644
--- a/plugins/rest/pom.xml
+++ b/plugins/rest/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-rest-plugin</artifactId>
diff --git a/plugins/sitemesh/pom.xml b/plugins/sitemesh/pom.xml
index af6ce18..f83d80b 100644
--- a/plugins/sitemesh/pom.xml
+++ b/plugins/sitemesh/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-sitemesh-plugin</artifactId>
diff --git a/plugins/spring/pom.xml b/plugins/spring/pom.xml
index 8ac635e..472cf39 100644
--- a/plugins/spring/pom.xml
+++ b/plugins/spring/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-spring-plugin</artifactId>
diff --git a/plugins/testng/pom.xml b/plugins/testng/pom.xml
index 74dd9d3..4daea1f 100644
--- a/plugins/testng/pom.xml
+++ b/plugins/testng/pom.xml
@@ -19,13 +19,12 @@
  * under the License.
  */
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-testng-plugin</artifactId>
diff --git a/plugins/tiles/pom.xml b/plugins/tiles/pom.xml
index 7bfeef7..594fc4e 100644
--- a/plugins/tiles/pom.xml
+++ b/plugins/tiles/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-tiles-plugin</artifactId>
diff --git a/plugins/velocity/pom.xml b/plugins/velocity/pom.xml
index a14561f..2ff753c 100644
--- a/plugins/velocity/pom.xml
+++ b/plugins/velocity/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.struts</groupId>
         <artifactId>struts2-plugins</artifactId>
-        <version>6.0.0-SNAPSHOT</version>
+        <version>6.0.0-RC4</version>
     </parent>
 
     <artifactId>struts2-velocity-plugin</artifactId>
diff --git a/pom.xml b/pom.xml
index 83015b0..f122415 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>struts2-parent</artifactId>
-    <version>6.0.0-SNAPSHOT</version>
+    <version>6.0.0-RC4</version>
     <packaging>pom</packaging>
     <name>Struts 2</name>
     <url>http://struts.apache.org/</url>
@@ -51,7 +51,7 @@
         <connection>scm:git:https://gitbox.apache.org/repos/asf/struts.git</connection>
         <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/struts.git</developerConnection>
         <url>https://github.com/apache/struts/</url>
-        <tag>HEAD</tag>
+        <tag>STRUTS_6_0_0_RC4</tag>
     </scm>
 
     <issueManagement>
@@ -104,7 +104,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <project.build.outputTimestamp>2022-02-24T06:11:22Z</project.build.outputTimestamp>
+        <project.build.outputTimestamp>2022-05-24T11:55:06Z</project.build.outputTimestamp>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>