diff --git a/auto-pipeline-annotations/pom.xml b/auto-pipeline-annotations/pom.xml
index 63d81ae..d67f820 100644
--- a/auto-pipeline-annotations/pom.xml
+++ b/auto-pipeline-annotations/pom.xml
@@ -1,10 +1,9 @@
-<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>com.foldright.auto-pipeline</groupId>
 		<artifactId>auto-pipeline-parent</artifactId>
-		<version>0.3.0-SNAPSHOT</version>
+		<version>0.4.0-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 
@@ -26,6 +25,7 @@
 		<connection>scm:git:git@github.com:foldright/auto-pipeline.git</connection>
 		<developerConnection>scm:git:git@github.com:foldright/auto-pipeline.git</developerConnection>
 		<url>https://github.com/foldright/auto-pipeline</url>
-	</scm>
+	  <tag>HEAD</tag>
+  </scm>
 
 </project>
diff --git a/auto-pipeline-examples/pom.xml b/auto-pipeline-examples/pom.xml
index 9097963..69e0e3e 100644
--- a/auto-pipeline-examples/pom.xml
+++ b/auto-pipeline-examples/pom.xml
@@ -1,10 +1,9 @@
-<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>com.foldright.auto-pipeline</groupId>
 		<artifactId>auto-pipeline-parent</artifactId>
-		<version>0.3.0-SNAPSHOT</version>
+		<version>0.4.0-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 
@@ -26,7 +25,8 @@
 		<connection>scm:git:git@github.com:foldright/auto-pipeline.git</connection>
 		<developerConnection>scm:git:git@github.com:foldright/auto-pipeline.git</developerConnection>
 		<url>https://github.com/foldright/auto-pipeline</url>
-	</scm>
+	  <tag>HEAD</tag>
+  </scm>
 
 	<properties>
 		<!--
diff --git a/auto-pipeline-processor/pom.xml b/auto-pipeline-processor/pom.xml
index 9ce41b4..f19236c 100644
--- a/auto-pipeline-processor/pom.xml
+++ b/auto-pipeline-processor/pom.xml
@@ -1,10 +1,9 @@
-<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>com.foldright.auto-pipeline</groupId>
 		<artifactId>auto-pipeline-parent</artifactId>
-		<version>0.3.0-SNAPSHOT</version>
+		<version>0.4.0-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 
@@ -26,7 +25,8 @@
 		<connection>scm:git:git@github.com:foldright/auto-pipeline.git</connection>
 		<developerConnection>scm:git:git@github.com:foldright/auto-pipeline.git</developerConnection>
 		<url>https://github.com/foldright/auto-pipeline</url>
-	</scm>
+	  <tag>HEAD</tag>
+  </scm>
 
 	<dependencies>
 		<dependency>
diff --git a/pom.xml b/pom.xml
index 9af64f3..3cc6405 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,10 +1,9 @@
-<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>
 
 	<groupId>com.foldright.auto-pipeline</groupId>
 	<artifactId>auto-pipeline-parent</artifactId>
-	<version>0.3.0-SNAPSHOT</version>
+	<version>0.4.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>${project.artifactId}</name>
 	<url>https://github.com/foldright/auto-pipeline</url>
@@ -29,7 +28,8 @@
 		<connection>scm:git:git@github.com:foldright/auto-pipeline.git</connection>
 		<developerConnection>scm:git:git@github.com:foldright/auto-pipeline.git</developerConnection>
 		<url>https://github.com/foldright/auto-pipeline</url>
-	</scm>
+	  <tag>HEAD</tag>
+  </scm>
 	<developers>
 		<developer>
 			<name>XuZebin</name>