diff --git a/client-java-contrib/admissionreview/pom.xml b/client-java-contrib/admissionreview/pom.xml
index 60946273b5..1e29cecb4c 100644
--- a/client-java-contrib/admissionreview/pom.xml
+++ b/client-java-contrib/admissionreview/pom.xml
@@ -6,10 +6,10 @@
     <parent>
         <groupId>io.kubernetes</groupId>
         <artifactId>client-java-parent</artifactId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
 
     <dependencies>
         <dependency>
diff --git a/client-java-contrib/cert-manager/pom.xml b/client-java-contrib/cert-manager/pom.xml
index d399457845..44585b59f8 100644
--- a/client-java-contrib/cert-manager/pom.xml
+++ b/client-java-contrib/cert-manager/pom.xml
@@ -6,11 +6,11 @@
     <parent>
         <groupId>io.kubernetes</groupId>
         <artifactId>client-java-parent</artifactId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <!-- the version tracks the release version of the CRDs in the upstream cert-manager project -->
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
     <dependencies>
         <dependency>
             <groupId>io.kubernetes</groupId>
diff --git a/client-java-contrib/prometheus-operator/pom.xml b/client-java-contrib/prometheus-operator/pom.xml
index 2a29a97e63..c2aecbc6a6 100644
--- a/client-java-contrib/prometheus-operator/pom.xml
+++ b/client-java-contrib/prometheus-operator/pom.xml
@@ -3,13 +3,13 @@
     <parent>
         <artifactId>client-java-parent</artifactId>
         <groupId>io.kubernetes</groupId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>client-java-prometheus-operator-models</artifactId>
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
     <dependencies>
         <dependency>
             <groupId>io.kubernetes</groupId>
diff --git a/e2e/pom.xml b/e2e/pom.xml
index 3a737d192f..cfefad6c27 100644
--- a/e2e/pom.xml
+++ b/e2e/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <artifactId>client-java-parent</artifactId>
         <groupId>io.kubernetes</groupId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/examples/examples-release-17/pom.xml b/examples/examples-release-17/pom.xml
index 1a628d297d..708a4a20f5 100644
--- a/examples/examples-release-17/pom.xml
+++ b/examples/examples-release-17/pom.xml
@@ -1,12 +1,10 @@
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>client-java-examples-release-17</artifactId>
 	<name>client-java-examples-release-17</name>
 	<groupId>io.kubernetes</groupId>
-	<version>17.0.0</version>
+	<version>21.0.0</version>
 
 	<dependencies>
 		<dependency>
diff --git a/examples/examples-release-18/pom.xml b/examples/examples-release-18/pom.xml
index 455d079144..de1d9ed611 100644
--- a/examples/examples-release-18/pom.xml
+++ b/examples/examples-release-18/pom.xml
@@ -1,12 +1,10 @@
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>client-java-examples-release-18</artifactId>
 	<name>client-java-examples-release-18</name>
 	<groupId>io.kubernetes</groupId>
-	<version>18.0.0</version>
+	<version>21.0.0</version>
 
 
 	<dependencies>
diff --git a/examples/examples-release-19/pom.xml b/examples/examples-release-19/pom.xml
index 18a4907617..56badea043 100644
--- a/examples/examples-release-19/pom.xml
+++ b/examples/examples-release-19/pom.xml
@@ -1,12 +1,10 @@
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>client-java-examples-release-19</artifactId>
 	<name>client-java-examples-release-19</name>
 	<groupId>io.kubernetes</groupId>
-	<version>19.0.0</version>
+	<version>21.0.0</version>
 
 	<dependencies>
 		<dependency>
diff --git a/examples/examples-release-20/pom.xml b/examples/examples-release-20/pom.xml
index 4df71b537f..b949c3bab1 100644
--- a/examples/examples-release-20/pom.xml
+++ b/examples/examples-release-20/pom.xml
@@ -1,12 +1,10 @@
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>client-java-examples-release-20</artifactId>
 	<name>client-java-examples-release-20</name>
 	<groupId>io.kubernetes</groupId>
-	<version>20.0.0</version>
+	<version>21.0.0</version>
 
 	<dependencies>
 		<dependency>
diff --git a/examples/examples-release-latest/pom.xml b/examples/examples-release-latest/pom.xml
index 6dc495044a..81c7887bc2 100644
--- a/examples/examples-release-latest/pom.xml
+++ b/examples/examples-release-latest/pom.xml
@@ -1,12 +1,10 @@
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
 		<groupId>io.kubernetes</groupId>
 		<artifactId>client-java-examples-parent</artifactId>
-		<version>21.0.0-SNAPSHOT</version>
+		<version>21.0.0</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/examples/pom.xml b/examples/pom.xml
index 83e4ac3273..1e826b2fbd 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -1,16 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<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 https://maven.apache.org/xsd/maven-4.0.0.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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>io.kubernetes</groupId>
 		<artifactId>client-java-parent</artifactId>
-		<version>21.0.0-SNAPSHOT</version>
+		<version>21.0.0</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 
-	<version>21.0.0-SNAPSHOT</version>
+	<version>21.0.0</version>
 
 	<artifactId>client-java-examples-parent</artifactId>
 	<packaging>pom</packaging>
diff --git a/extended/pom.xml b/extended/pom.xml
index c536f5218c..b5fc72d9f3 100644
--- a/extended/pom.xml
+++ b/extended/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <artifactId>client-java-parent</artifactId>
         <groupId>io.kubernetes</groupId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/fluent/pom.xml b/fluent/pom.xml
index fc0a1f4e75..f24e31e994 100644
--- a/fluent/pom.xml
+++ b/fluent/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>io.kubernetes</groupId>
         <artifactId>client-java-parent</artifactId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/kubernetes/pom.xml b/kubernetes/pom.xml
index d30e8a78f7..be9f3eecc1 100644
--- a/kubernetes/pom.xml
+++ b/kubernetes/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <groupId>io.kubernetes</groupId>
     <artifactId>client-java-parent</artifactId>
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 801ddc0420..f2b8c214f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <artifactId>client-java-parent</artifactId>
   <groupId>io.kubernetes</groupId>
-  <version>21.0.0-SNAPSHOT</version>
+  <version>21.0.0</version>
   <packaging>pom</packaging>
   <name>Kubernetes Client API</name>
   <url>https://github.com/kubernetes-client/java</url>
@@ -32,7 +32,7 @@
     <connection>scm:git:git@github.com:kubernetes-client/java.git</connection>
     <developerConnection>scm:git:git@github.com:kubernetes-client/java.git</developerConnection>
     <url>https://github.com/kubernetes-client/java</url>
-    <tag>HEAD</tag>
+    <tag>v21.0.0</tag>
   </scm>
 
   <properties>
diff --git a/proto/pom.xml b/proto/pom.xml
index 1f134a93a9..4e5e5b15ae 100644
--- a/proto/pom.xml
+++ b/proto/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>io.kubernetes</groupId>
     <artifactId>client-java-parent</artifactId>
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/spring-aot/pom.xml b/spring-aot/pom.xml
index 91cf89f1fc..a4136013a3 100644
--- a/spring-aot/pom.xml
+++ b/spring-aot/pom.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<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/xsd/maven-4.0.0.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/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>client-java-spring-aot-integration</artifactId>
     <packaging>bundle</packaging>
@@ -9,7 +8,7 @@
     <parent>
         <artifactId>client-java-parent</artifactId>
         <groupId>io.kubernetes</groupId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <properties>
diff --git a/spring/pom.xml b/spring/pom.xml
index 2078e03bc0..53456b3e10 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <artifactId>client-java-parent</artifactId>
     <groupId>io.kubernetes</groupId>
-    <version>21.0.0-SNAPSHOT</version>
+    <version>21.0.0</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/util/pom.xml b/util/pom.xml
index 4c58f53a2b..72eeef6b16 100644
--- a/util/pom.xml
+++ b/util/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>io.kubernetes</groupId>
         <artifactId>client-java-parent</artifactId>
-        <version>21.0.0-SNAPSHOT</version>
+        <version>21.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <dependencies>