From 981885fd6a8336ac36ca13e09f785cfa12d7770d Mon Sep 17 00:00:00 2001
From: Lukasz Lenart <lukaszlenart@apache.org>
Date: Tue, 24 May 2022 13:59:22 +0200
Subject: [PATCH] [maven-release-plugin] prepare release STRUTS_6_0_0_RC4

---
 apps/pom.xml                    | 2 +-
 apps/rest-showcase/pom.xml      | 4 ++--
 apps/showcase/pom.xml           | 2 +-
 assembly/pom.xml                | 2 +-
 bom/pom.xml                     | 6 +++---
 bundles/admin/pom.xml           | 2 +-
 bundles/demo/pom.xml            | 2 +-
 bundles/pom.xml                 | 2 +-
 core/pom.xml                    | 2 +-
 plugins/async/pom.xml           | 2 +-
 plugins/bean-validation/pom.xml | 2 +-
 plugins/cdi/pom.xml             | 2 +-
 plugins/config-browser/pom.xml  | 2 +-
 plugins/convention/pom.xml      | 2 +-
 plugins/dwr/pom.xml             | 2 +-
 plugins/embeddedjsp/pom.xml     | 2 +-
 plugins/gxp/pom.xml             | 2 +-
 plugins/jasperreports/pom.xml   | 2 +-
 plugins/javatemplates/pom.xml   | 2 +-
 plugins/jfreechart/pom.xml      | 5 ++---
 plugins/json/pom.xml            | 5 ++---
 plugins/junit/pom.xml           | 5 ++---
 plugins/osgi/pom.xml            | 2 +-
 plugins/oval/pom.xml            | 2 +-
 plugins/pell-multipart/pom.xml  | 2 +-
 plugins/plexus/pom.xml          | 2 +-
 plugins/pom.xml                 | 2 +-
 plugins/portlet-mocks/pom.xml   | 5 ++---
 plugins/portlet-tiles/pom.xml   | 2 +-
 plugins/portlet/pom.xml         | 5 ++---
 plugins/rest/pom.xml            | 2 +-
 plugins/sitemesh/pom.xml        | 2 +-
 plugins/spring/pom.xml          | 5 ++---
 plugins/testng/pom.xml          | 5 ++---
 plugins/tiles/pom.xml           | 2 +-
 plugins/velocity/pom.xml        | 2 +-
 pom.xml                         | 6 +++---
 37 files changed, 49 insertions(+), 56 deletions(-)

diff --git a/apps/pom.xml b/apps/pom.xml
index 54e3b841af..80183945d4 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 82dd137d95..d25cc91479 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 a1933bc5f1..884eccfe1d 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 5abd8547ce..715288b31b 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 021a767b2f..da3b3f927b 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 4f5ce6cc24..759f49d4b7 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 df1cd32318..f684a8edcd 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 d34c674961..a392a2727a 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 02f1a09f15..d6ecb31503 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 8512e1986c..ebc6f1b45d 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 aed8f05f5b..ce5407e343 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 7dde20b689..f2f5c3895a 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 e4e609bdf3..87ac47e008 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 6bde5d2fac..1d81131a2b 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 9426ed66bd..72807a9ac3 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 ceab2252d2..b92124faab 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 42908e4f32..34c9eab819 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 ffc6675ed1..af2577d940 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 a66f5514fa..214d4ac3d9 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 61bcedda92..af619f5175 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 5b296f3a76..1f929b9dfd 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 bade831312..5046b831a5 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 56753608ba..83a523c3e9 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 f272984713..c5af66c5a5 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 5de775f103..cc3c2d74a5 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 7b9e9cd874..9e0a3872b9 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 552c477e04..ca866b50a4 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 806ed32841..781363a235 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 4a77faa82c..1619490f64 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 47f4a58da6..b515a9149d 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 aa649b5ac6..b16011a4e2 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 af6ce18e61..f83d80b13c 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 8ac635eb68..472cf39ac9 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 74dd9d3055..4daea1ff41 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 7bfeef7eac..594fc4ea9f 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 a14561f24d..2ff753c6e0 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 83015b061f..f12241584d 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>