diff --git a/cli/pom.xml b/cli/pom.xml
index 133939ecdecf25f4dab809e4eddcc5d45e7157f5..7a9cd879169d5c9dfdf87838ccc3680226364c7f 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>2.91-SNAPSHOT</version>
+    <version>2.91</version>
   </parent>
 
   <artifactId>cli</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index 4ad829605c56596d4488f69755f34696ac1e082c..69ee2792bf1c983f837c2544f78dbda441614dc2 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>2.91-SNAPSHOT</version>
+    <version>2.91</version>
   </parent>
 
   <artifactId>jenkins-core</artifactId>
diff --git a/pom.xml b/pom.xml
index e217502e3b027505e50c58a5e787797a08f6e8a5..22d0c2666c094ca9a18404f8570fb32e1f63acfc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@ THE SOFTWARE.
 
   <groupId>org.jenkins-ci.main</groupId>
   <artifactId>pom</artifactId>
-  <version>2.91-SNAPSHOT</version>
+  <version>2.91</version>
   <packaging>pom</packaging>
 
   <name>Jenkins main module</name>
@@ -58,7 +58,7 @@ THE SOFTWARE.
     <connection>scm:git:git://github.com/jenkinsci/jenkins.git</connection>
     <developerConnection>scm:git:ssh://git@github.com/jenkinsci/jenkins.git</developerConnection>
     <url>https://github.com/jenkinsci/jenkins</url>
-    <tag>HEAD</tag>
+    <tag>jenkins-2.91</tag>
   </scm>
 
   <distributionManagement>
diff --git a/test/pom.xml b/test/pom.xml
index 98a5258e07659134782de8cdcc2c06f03a546e0c..66b38c326560780f9fa6b1b04c3ededd95f1c4d8 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -28,7 +28,7 @@ THE SOFTWARE.
   <parent>
     <groupId>org.jenkins-ci.main</groupId>
     <artifactId>pom</artifactId>
-    <version>2.91-SNAPSHOT</version>
+    <version>2.91</version>
   </parent>
 
   <artifactId>test</artifactId>
diff --git a/war/pom.xml b/war/pom.xml
index f5f75f4e3210303159b858e7aaafb47227315bf0..d200f9d0349a3ddf6a51026c777799cd88c20f1a 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>2.91-SNAPSHOT</version>
+    <version>2.91</version>
   </parent>
 
   <artifactId>jenkins-war</artifactId>