diff --git a/app/pom.xml b/app/pom.xml
index 33612a88..7fa389e6 100644
--- a/app/pom.xml
+++ b/app/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>jenkinsfile-runner</artifactId>
diff --git a/bootstrap/pom.xml b/bootstrap/pom.xml
index 262ca016..5c2d00e1 100644
--- a/bootstrap/pom.xml
+++ b/bootstrap/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>bootstrap</artifactId>
diff --git a/packaging-parent-pom/pom.xml b/packaging-parent-pom/pom.xml
index d72def15..233e653f 100644
--- a/packaging-parent-pom/pom.xml
+++ b/packaging-parent-pom/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>packaging-parent-pom</artifactId>
diff --git a/packaging-parent-resources/pom.xml b/packaging-parent-resources/pom.xml
index 90aaf0b7..b5fd4501 100644
--- a/packaging-parent-resources/pom.xml
+++ b/packaging-parent-resources/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>packaging-parent-pom-resources</artifactId>
diff --git a/payload-dependencies/pom.xml b/payload-dependencies/pom.xml
index 81689652..6c7ba48c 100644
--- a/payload-dependencies/pom.xml
+++ b/payload-dependencies/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <!-- TODO: Consider switching to a Plugin Parent POM -->
diff --git a/payload/pom.xml b/payload/pom.xml
index f8254e65..985a9f10 100644
--- a/payload/pom.xml
+++ b/payload/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>payload</artifactId>
diff --git a/pom.xml b/pom.xml
index 2e91dbf2..f46e6f5a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,7 +34,7 @@ THE SOFTWARE.
 
   <groupId>io.jenkins.jenkinsfile-runner</groupId>
   <artifactId>parent</artifactId>
-  <version>1.0-beta-21-SNAPSHOT</version>
+  <version>1.0-beta-21</version>
   <packaging>pom</packaging>
 
   <name>Jenkinsfile Runner</name>
@@ -173,7 +173,7 @@ THE SOFTWARE.
     <connection>scm:git:git://github.com/jenkinsci/jenkinsfile-runner.git</connection>
     <developerConnection>scm:git:git@github.com:jenkinsci/jenkinsfile-runner.git</developerConnection>
     <url>https://github.com/jenkinsci/jenkinsfile-runner</url>
-    <tag>HEAD</tag>
+    <tag>1.0-beta-21</tag>
   </scm>
 
   <profiles>
diff --git a/setup/pom.xml b/setup/pom.xml
index b13dd240..76c52746 100644
--- a/setup/pom.xml
+++ b/setup/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>parent</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
   </parent>
 
   <artifactId>setup</artifactId>
diff --git a/vanilla-package/pom.xml b/vanilla-package/pom.xml
index 684c58c5..48dbb31a 100644
--- a/vanilla-package/pom.xml
+++ b/vanilla-package/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.jenkins.jenkinsfile-runner</groupId>
     <artifactId>packaging-parent-pom</artifactId>
-    <version>1.0-beta-21-SNAPSHOT</version>
+    <version>1.0-beta-21</version>
     <relativePath>../packaging-parent-pom</relativePath>
   </parent>