diff --git a/bom/pom.xml b/bom/pom.xml
index 50040bf7a3..ebd72a44fd 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>jenkins-bom</artifactId>
diff --git a/cli/pom.xml b/cli/pom.xml
index 3c438cc682..ad06af348b 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>cli</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 0a38dfaa9f..9947747337 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -29,7 +29,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>jenkins-core</artifactId>
diff --git a/coverage/pom.xml b/coverage/pom.xml
index fe1e89a120..98eae27dbd 100644
--- a/coverage/pom.xml
+++ b/coverage/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>jenkins-coverage</artifactId>
diff --git a/pom.xml b/pom.xml
index ce4a426898..22bc632110 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,7 +34,7 @@ THE SOFTWARE.
 
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>jenkins-parent</artifactId>
-  <version>${revision}${changelist}</version>
+  <version>2.531</version>
   <packaging>pom</packaging>
 
   <name>Jenkins main module</name>
@@ -63,7 +63,7 @@ THE SOFTWARE.
   <scm child.scm.connection.inherit.append.path="false" child.scm.developerConnection.inherit.append.path="false" child.scm.url.inherit.append.path="false">
     <connection>scm:git:https://github.com/jenkinsci/jenkins.git</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/jenkins.git</developerConnection>
-    <tag>${scmTag}</tag>
+    <tag>jenkins-2.531</tag>
     <url>https://github.com/jenkinsci/jenkins</url>
   </scm>
 
@@ -75,7 +75,7 @@ THE SOFTWARE.
   <properties>
     <revision>2.531</revision>
     <changelist>-SNAPSHOT</changelist>
-    <project.build.outputTimestamp>2025-09-30T12:23:51Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-10-07T10:33:34Z</project.build.outputTimestamp>
 
     <!-- configuration for patch tracker plugin  -->
     <project.patchManagement.system>github</project.patchManagement.system>
diff --git a/test/pom.xml b/test/pom.xml
index 62096c858c..5b1aeca6e8 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>jenkins-test</artifactId>
diff --git a/war/pom.xml b/war/pom.xml
index abfc03629b..2fe702eba1 100644
--- a/war/pom.xml
+++ b/war/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
   </parent>
 
   <artifactId>jenkins-war</artifactId>
diff --git a/websocket/jetty12-ee9/pom.xml b/websocket/jetty12-ee9/pom.xml
index 2253163b3c..47c8f7830e 100644
--- a/websocket/jetty12-ee9/pom.xml
+++ b/websocket/jetty12-ee9/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/websocket/spi/pom.xml b/websocket/spi/pom.xml
index 178413f92c..8b21586788 100644
--- a/websocket/spi/pom.xml
+++ b/websocket/spi/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>jenkins-parent</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>2.531</version>
     <relativePath>../..</relativePath>
   </parent>