diff --git a/dolphinscheduler-alert/pom.xml b/dolphinscheduler-alert/pom.xml
index 07ba1f9affe42cd0d43b14de5da5b0be5197bf16..27005e0d98e69ac205dca3c81bb268f85929c93a 100644
--- a/dolphinscheduler-alert/pom.xml
+++ b/dolphinscheduler-alert/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.apache.dolphinscheduler</groupId>
         <artifactId>dolphinscheduler</artifactId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <artifactId>dolphinscheduler-alert</artifactId>
     <name>${project.artifactId}</name>
diff --git a/dolphinscheduler-api/pom.xml b/dolphinscheduler-api/pom.xml
index f4b349a63be611ee3dc94c56ade1ae1335654d74..bf042db1bfc31c068208dd0304fcd831881d5887 100644
--- a/dolphinscheduler-api/pom.xml
+++ b/dolphinscheduler-api/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <groupId>org.apache.dolphinscheduler</groupId>
     <artifactId>dolphinscheduler</artifactId>
-    <version>1.2.0-release</version>
+    <version>1.2.1-release-SNAPSHOT</version>
   </parent>
   <artifactId>dolphinscheduler-api</artifactId>
   <name>${project.artifactId}</name>
diff --git a/dolphinscheduler-common/pom.xml b/dolphinscheduler-common/pom.xml
index bab4ea51a5f93d0b31400e9cf756d911e0fe33c1..cff14b229bfb31428d13c6f46c9cac2740c1fb83 100644
--- a/dolphinscheduler-common/pom.xml
+++ b/dolphinscheduler-common/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.apache.dolphinscheduler</groupId>
 		<artifactId>dolphinscheduler</artifactId>
-		<version>1.2.0-release</version>
+		<version>1.2.1-release-SNAPSHOT</version>
 	</parent>
 	<artifactId>dolphinscheduler-common</artifactId>
 	<name>dolphinscheduler-common</name>
diff --git a/dolphinscheduler-dao/pom.xml b/dolphinscheduler-dao/pom.xml
index 00123584e1ddbd11024641bde820ce5c986ece8a..43693617fc59389171947e2deed5df690d23887a 100644
--- a/dolphinscheduler-dao/pom.xml
+++ b/dolphinscheduler-dao/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.apache.dolphinscheduler</groupId>
 		<artifactId>dolphinscheduler</artifactId>
-		<version>1.2.0-release</version>
+		<version>1.2.1-release-SNAPSHOT</version>
 	</parent>
 	<artifactId>dolphinscheduler-dao</artifactId>
 	<name>${project.artifactId}</name>
diff --git a/dolphinscheduler-dist/dolphinscheduler-backend/pom.xml b/dolphinscheduler-dist/dolphinscheduler-backend/pom.xml
index 435836c354ea904bde8d211e3df4a682736a6b30..2d2bb673318a8a316311993a35fc373d1e9c88e1 100644
--- a/dolphinscheduler-dist/dolphinscheduler-backend/pom.xml
+++ b/dolphinscheduler-dist/dolphinscheduler-backend/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>dolphinscheduler-dist</artifactId>
         <groupId>org.apache.dolphinscheduler</groupId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dolphinscheduler-backend</artifactId>
diff --git a/dolphinscheduler-dist/dolphinscheduler-front/pom.xml b/dolphinscheduler-dist/dolphinscheduler-front/pom.xml
index 4a301906c52f7e2427686357a8761ecc6d1829db..f4f8e4ee3b7c0890e5e67753c09de183bfa13404 100644
--- a/dolphinscheduler-dist/dolphinscheduler-front/pom.xml
+++ b/dolphinscheduler-dist/dolphinscheduler-front/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>dolphinscheduler-dist</artifactId>
         <groupId>org.apache.dolphinscheduler</groupId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/dolphinscheduler-dist/dolphinscheduler-src/pom.xml b/dolphinscheduler-dist/dolphinscheduler-src/pom.xml
index 0bcfb6008edda6fb0be1abe23ad698e20aa9ba42..deb788459fa0e1dc0b84396f845e026ba1ecc99d 100644
--- a/dolphinscheduler-dist/dolphinscheduler-src/pom.xml
+++ b/dolphinscheduler-dist/dolphinscheduler-src/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>dolphinscheduler-dist</artifactId>
         <groupId>org.apache.dolphinscheduler</groupId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/dolphinscheduler-dist/pom.xml b/dolphinscheduler-dist/pom.xml
index 0ad4344618dc3c48ca31e46a1be34979f1ebca1f..bdd331f9a4b0105c145bfbe254917151531d8188 100644
--- a/dolphinscheduler-dist/pom.xml
+++ b/dolphinscheduler-dist/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>dolphinscheduler</artifactId>
         <groupId>org.apache.dolphinscheduler</groupId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/dolphinscheduler-rpc/pom.xml b/dolphinscheduler-rpc/pom.xml
index e1adb295dfeeee62000bd37a168c042741fe9153..a15f5efb0994f1002ce5d5f9d1d8402586e91ce4 100644
--- a/dolphinscheduler-rpc/pom.xml
+++ b/dolphinscheduler-rpc/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.apache.dolphinscheduler</groupId>
         <artifactId>dolphinscheduler</artifactId>
-        <version>1.2.0-release</version>
+        <version>1.2.1-release-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/dolphinscheduler-server/pom.xml b/dolphinscheduler-server/pom.xml
index fd1d651b3e82618167ec1efb8a9a5a098da02253..06dffb8816052ea67e358a2d4b344baebb9f56cc 100644
--- a/dolphinscheduler-server/pom.xml
+++ b/dolphinscheduler-server/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>org.apache.dolphinscheduler</groupId>
 		<artifactId>dolphinscheduler</artifactId>
-		<version>1.2.0-release</version>
+		<version>1.2.1-release-SNAPSHOT</version>
 	</parent>
 	<artifactId>dolphinscheduler-server</artifactId>
 	<name>dolphinscheduler-server</name>
diff --git a/dolphinscheduler-ui/pom.xml b/dolphinscheduler-ui/pom.xml
index da0603b795a9c8dc3175b11a30650ada52b6ca14..ade91d78c3bcabacf552d8cb7de586d6aa5135c9 100644
--- a/dolphinscheduler-ui/pom.xml
+++ b/dolphinscheduler-ui/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>dolphinscheduler</artifactId>
     <groupId>org.apache.dolphinscheduler</groupId>
-    <version>1.2.0-release</version>
+    <version>1.2.1-release-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index 943b55031e7d56c5f80dad5ccb13b33c94114343..bcf13075c9fb078ba2d3bb94df69a7d9bfd9ab68 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.apache.dolphinscheduler</groupId>
 	<artifactId>dolphinscheduler</artifactId>
-	<version>1.2.0-release</version>
+	<version>1.2.1-release-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>${project.artifactId}</name>
 	<url>http://dolphinscheduler.apache.org</url>
@@ -19,7 +19,7 @@
 		<connection>scm:git:https://github.com/apache/incubator-dolphinscheduler.git</connection>
 		<developerConnection>scm:git:https://github.com/apache/incubator-dolphinscheduler.git</developerConnection>
 		<url>https://github.com/apache/incubator-dolphinscheduler</url>
-		<tag>1.2.0-release</tag>
+		<tag>HEAD</tag>
 	</scm>
 	<mailingLists>
 		<mailingList>