diff --git a/agent/pom.xml b/agent/pom.xml
index da6cf7c18..ac6e67c18 100644
--- a/agent/pom.xml
+++ b/agent/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-agent</artifactId>
diff --git a/arthas-agent-attach/pom.xml b/arthas-agent-attach/pom.xml
index 683382af9..b59e40d4d 100644
--- a/arthas-agent-attach/pom.xml
+++ b/arthas-agent-attach/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-agent-attach</artifactId>
diff --git a/arthas-spring-boot-starter/pom.xml b/arthas-spring-boot-starter/pom.xml
index 17b66a705..52f01e074 100644
--- a/arthas-spring-boot-starter/pom.xml
+++ b/arthas-spring-boot-starter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/boot/pom.xml b/boot/pom.xml
index 3e8156724..517e2d066 100644
--- a/boot/pom.xml
+++ b/boot/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-boot</artifactId>
diff --git a/bytekit/pom.xml b/bytekit/pom.xml
index b8690a288..0f67c074a 100644
--- a/bytekit/pom.xml
+++ b/bytekit/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-bytekit</artifactId>
diff --git a/client/pom.xml b/client/pom.xml
index ca1436e34..fef3b28fa 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>arthas-all</artifactId>
         <groupId>com.taobao.arthas</groupId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/common/pom.xml b/common/pom.xml
index 84fb1cb1e..42fad41de 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-common</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index b873f8a6d..b21855006 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-core</artifactId>
diff --git a/demo/pom.xml b/demo/pom.xml
index 3ff63297a..6e6c1f1dd 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-demo</artifactId>
diff --git a/memorycompiler/pom.xml b/memorycompiler/pom.xml
index e99b29bb2..b01628d81 100644
--- a/memorycompiler/pom.xml
+++ b/memorycompiler/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-memorycompiler</artifactId>
diff --git a/packaging/pom.xml b/packaging/pom.xml
index 1ad6d69a8..ecbe1e788 100644
--- a/packaging/pom.xml
+++ b/packaging/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-packaging</artifactId>
diff --git a/pom.xml b/pom.xml
index efbe10d2c..b53d3eac1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
         <connection>scm:git:git@github.com:alibaba/arthas.git</connection>
         <developerConnection>scm:git:git@github.com:alibaba/arthas.git</developerConnection>
         <url>https://github.com/alibaba/arthas</url>
-      <tag>arthas-all-3.4.1</tag>
+      <tag>HEAD</tag>
   </scm>
 
     <developers>
@@ -48,7 +48,7 @@
 
     <groupId>com.taobao.arthas</groupId>
     <artifactId>arthas-all</artifactId>
-    <version>3.4.1</version>
+    <version>3.4.2-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>arthas-all</name>
@@ -127,7 +127,7 @@
         <spring-boot.version>2.3.1.RELEASE</spring-boot.version>
         <maven-invoker-plugin.version>3.0.0</maven-invoker-plugin.version>
         <jacoco.skip>${skipTests}</jacoco.skip>
-        <project.build.outputTimestamp>2020-09-11T12:44:04Z</project.build.outputTimestamp>
+        <project.build.outputTimestamp>2020-09-11T12:45:46Z</project.build.outputTimestamp>
     </properties>
 
     <dependencyManagement>
diff --git a/site/pom.xml b/site/pom.xml
index 28c5cd348..90e7e767a 100644
--- a/site/pom.xml
+++ b/site/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-site</artifactId>
diff --git a/spy/pom.xml b/spy/pom.xml
index 933802e71..b77e084f5 100644
--- a/spy/pom.xml
+++ b/spy/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-spy</artifactId>
diff --git a/testcase/pom.xml b/testcase/pom.xml
index 034f3a15e..cd55b0050 100644
--- a/testcase/pom.xml
+++ b/testcase/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.4.1</version>
+        <version>3.4.2-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-testcase</artifactId>
diff --git a/tunnel-client/pom.xml b/tunnel-client/pom.xml
index 2c77b0890..8536bd404 100644
--- a/tunnel-client/pom.xml
+++ b/tunnel-client/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.taobao.arthas</groupId>
 		<artifactId>arthas-all</artifactId>
-		<version>3.4.1</version>
+		<version>3.4.2-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>arthas-tunnel-client</artifactId>
diff --git a/tunnel-server/pom.xml b/tunnel-server/pom.xml
index f255b9572..091babc8d 100644
--- a/tunnel-server/pom.xml
+++ b/tunnel-server/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.taobao.arthas</groupId>
 		<artifactId>arthas-all</artifactId>
-		<version>3.4.1</version>
+		<version>3.4.2-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>arthas-tunnel-server</artifactId>