diff --git a/access-modifier-annotation/pom.xml b/access-modifier-annotation/pom.xml
index 7ed0536..54e211d 100644
--- a/access-modifier-annotation/pom.xml
+++ b/access-modifier-annotation/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>access-modifier</artifactId>
     <groupId>org.kohsuke</groupId>
-    <version>${revision}${changelist}</version>
+    <version>1.21</version>
   </parent>
   <artifactId>access-modifier-annotation</artifactId>
 
diff --git a/access-modifier-checker/pom.xml b/access-modifier-checker/pom.xml
index 6b50d73..f0a59e0 100644
--- a/access-modifier-checker/pom.xml
+++ b/access-modifier-checker/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>access-modifier</artifactId>
     <groupId>org.kohsuke</groupId>
-    <version>${revision}${changelist}</version>
+    <version>1.21</version>
   </parent>
   <artifactId>access-modifier-checker</artifactId>
   <packaging>maven-plugin</packaging>
diff --git a/access-modifier-suppressions/pom.xml b/access-modifier-suppressions/pom.xml
index a1baf9f..f44aedf 100644
--- a/access-modifier-suppressions/pom.xml
+++ b/access-modifier-suppressions/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>access-modifier</artifactId>
     <groupId>org.kohsuke</groupId>
-    <version>${revision}${changelist}</version>
+    <version>1.21</version>
   </parent>
   <artifactId>access-modifier-suppressions</artifactId>
 
diff --git a/pom.xml b/pom.xml
index 8bb332c..9dd5152 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
   <groupId>org.kohsuke</groupId>
   <artifactId>access-modifier</artifactId>
-  <version>${revision}${changelist}</version>
+  <version>1.21</version>
 
   <name>Custom access modifier for Java</name>
   <packaging>pom</packaging>
@@ -35,7 +35,7 @@
     <connection>scm:git:git@github.com/${gitHubRepo}.git</connection>
     <developerConnection>scm:git:ssh://git@github.com/${gitHubRepo}.git</developerConnection>
     <url>https://github.com/${gitHubRepo}</url>
-    <tag>${scmTag}</tag>
+    <tag>access-modifier-1.21</tag>
   </scm>
 
   <developers>