diff --git a/pom.xml b/pom.xml
index eb436500..a3c04797 100755
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.alibaba.csp</groupId>
     <artifactId>sentinel-parent</artifactId>
-    <version>0.1.1</version>
+    <version>0.2.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>${project.artifactId}</name>
diff --git a/sentinel-adapter/pom.xml b/sentinel-adapter/pom.xml
index 9365a963..1e7d0963 100755
--- a/sentinel-adapter/pom.xml
+++ b/sentinel-adapter/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-adapter</artifactId>
     <packaging>pom</packaging>
diff --git a/sentinel-adapter/sentinel-dubbo-adapter/pom.xml b/sentinel-adapter/sentinel-dubbo-adapter/pom.xml
index c96668f0..0d71e9f5 100755
--- a/sentinel-adapter/sentinel-dubbo-adapter/pom.xml
+++ b/sentinel-adapter/sentinel-dubbo-adapter/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-adapter</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sentinel-dubbo-adapter</artifactId>
diff --git a/sentinel-adapter/sentinel-grpc-adapter/pom.xml b/sentinel-adapter/sentinel-grpc-adapter/pom.xml
index 0c04c3f8..9a38f310 100755
--- a/sentinel-adapter/sentinel-grpc-adapter/pom.xml
+++ b/sentinel-adapter/sentinel-grpc-adapter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-adapter</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sentinel-grpc-adapter</artifactId>
diff --git a/sentinel-adapter/sentinel-web-servlet/pom.xml b/sentinel-adapter/sentinel-web-servlet/pom.xml
index c74fca6a..6d0e0421 100755
--- a/sentinel-adapter/sentinel-web-servlet/pom.xml
+++ b/sentinel-adapter/sentinel-web-servlet/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-adapter</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-web-servlet</artifactId>
     <packaging>jar</packaging>
diff --git a/sentinel-core/pom.xml b/sentinel-core/pom.xml
index c3e886a5..b0f34dd8 100755
--- a/sentinel-core/pom.xml
+++ b/sentinel-core/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-core</artifactId>
     <packaging>jar</packaging>
diff --git a/sentinel-dashboard/pom.xml b/sentinel-dashboard/pom.xml
index a8ab871a..a45464c4 100755
--- a/sentinel-dashboard/pom.xml
+++ b/sentinel-dashboard/pom.xml
@@ -6,11 +6,11 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>sentinel-dashboard</artifactId>
-    <version>0.1.1</version>
+    <version>0.2.0-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <properties>
diff --git a/sentinel-demo/pom.xml b/sentinel-demo/pom.xml
index 64229e66..31cb99a4 100755
--- a/sentinel-demo/pom.xml
+++ b/sentinel-demo/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-demo</artifactId>
     <packaging>pom</packaging>
diff --git a/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml b/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
index d85f0f79..9c381a03 100644
--- a/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
+++ b/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-demo</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-demo/sentinel-demo-apollo-datasource/pom.xml b/sentinel-demo/sentinel-demo-apollo-datasource/pom.xml
index 854a93bf..461ab509 100644
--- a/sentinel-demo/sentinel-demo-apollo-datasource/pom.xml
+++ b/sentinel-demo/sentinel-demo-apollo-datasource/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>sentinel-demo</artifactId>
     <groupId>com.alibaba.csp</groupId>
-    <version>0.1.1</version>
+    <version>0.2.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-demo/sentinel-demo-basic/pom.xml b/sentinel-demo/sentinel-demo-basic/pom.xml
index aa8c7578..ee46ca0d 100755
--- a/sentinel-demo/sentinel-demo-basic/pom.xml
+++ b/sentinel-demo/sentinel-demo-basic/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-demo</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-demo-basic</artifactId>
 
diff --git a/sentinel-demo/sentinel-demo-dubbo/pom.xml b/sentinel-demo/sentinel-demo-dubbo/pom.xml
index 450ce3c4..8f25e553 100644
--- a/sentinel-demo/sentinel-demo-dubbo/pom.xml
+++ b/sentinel-demo/sentinel-demo-dubbo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-demo</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-demo/sentinel-demo-dynamic-file-rule/pom.xml b/sentinel-demo/sentinel-demo-dynamic-file-rule/pom.xml
index 12184337..8ff5e0cc 100755
--- a/sentinel-demo/sentinel-demo-dynamic-file-rule/pom.xml
+++ b/sentinel-demo/sentinel-demo-dynamic-file-rule/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-demo</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-demo-dynamic-file-rule</artifactId>
 
diff --git a/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml b/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
index c54533a6..05a88e15 100644
--- a/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
+++ b/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-demo</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-demo/sentinel-demo-rocketmq/pom.xml b/sentinel-demo/sentinel-demo-rocketmq/pom.xml
index 4b569d28..e18fea13 100755
--- a/sentinel-demo/sentinel-demo-rocketmq/pom.xml
+++ b/sentinel-demo/sentinel-demo-rocketmq/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-demo</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-demo/sentinel-demo-zookeeper-datasource/pom.xml b/sentinel-demo/sentinel-demo-zookeeper-datasource/pom.xml
index 45a4bcc5..c9b05c92 100644
--- a/sentinel-demo/sentinel-demo-zookeeper-datasource/pom.xml
+++ b/sentinel-demo/sentinel-demo-zookeeper-datasource/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-demo</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-extension/pom.xml b/sentinel-extension/pom.xml
index 39a5a4a5..133c762c 100755
--- a/sentinel-extension/pom.xml
+++ b/sentinel-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-extension</artifactId>
     <packaging>pom</packaging>
diff --git a/sentinel-extension/sentinel-annotation-aspectj/pom.xml b/sentinel-extension/sentinel-annotation-aspectj/pom.xml
index 84f03b31..1b9021dc 100644
--- a/sentinel-extension/sentinel-annotation-aspectj/pom.xml
+++ b/sentinel-extension/sentinel-annotation-aspectj/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-extension</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-extension/sentinel-datasource-apollo/pom.xml b/sentinel-extension/sentinel-datasource-apollo/pom.xml
index c480ee1d..3592eaba 100644
--- a/sentinel-extension/sentinel-datasource-apollo/pom.xml
+++ b/sentinel-extension/sentinel-datasource-apollo/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>sentinel-extension</artifactId>
     <groupId>com.alibaba.csp</groupId>
-    <version>0.1.1</version>
+    <version>0.2.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-extension/sentinel-datasource-extension/pom.xml b/sentinel-extension/sentinel-datasource-extension/pom.xml
index 7d439f78..29f9516d 100755
--- a/sentinel-extension/sentinel-datasource-extension/pom.xml
+++ b/sentinel-extension/sentinel-datasource-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-extension</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>sentinel-datasource-extension</artifactId>
diff --git a/sentinel-extension/sentinel-datasource-nacos/pom.xml b/sentinel-extension/sentinel-datasource-nacos/pom.xml
index ef09b852..4d13dc1b 100644
--- a/sentinel-extension/sentinel-datasource-nacos/pom.xml
+++ b/sentinel-extension/sentinel-datasource-nacos/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-extension</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-extension/sentinel-datasource-zookeeper/pom.xml b/sentinel-extension/sentinel-datasource-zookeeper/pom.xml
index 419a8619..addad8d1 100644
--- a/sentinel-extension/sentinel-datasource-zookeeper/pom.xml
+++ b/sentinel-extension/sentinel-datasource-zookeeper/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-extension</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sentinel-transport/pom.xml b/sentinel-transport/pom.xml
index 8acf6f70..0e593fbd 100755
--- a/sentinel-transport/pom.xml
+++ b/sentinel-transport/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-parent</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>sentinel-transport</artifactId>
     <description>The transport module of Sentinel</description>
diff --git a/sentinel-transport/sentinel-transport-common/pom.xml b/sentinel-transport/sentinel-transport-common/pom.xml
index afa85552..ad88c265 100755
--- a/sentinel-transport/sentinel-transport-common/pom.xml
+++ b/sentinel-transport/sentinel-transport-common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-transport</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>jar</packaging>
diff --git a/sentinel-transport/sentinel-transport-common/src/main/java/com/alibaba/csp/sentinel/command/handler/VersionCommandHandler.java b/sentinel-transport/sentinel-transport-common/src/main/java/com/alibaba/csp/sentinel/command/handler/VersionCommandHandler.java
index 7fdd4b6f..1b1f0f11 100755
--- a/sentinel-transport/sentinel-transport-common/src/main/java/com/alibaba/csp/sentinel/command/handler/VersionCommandHandler.java
+++ b/sentinel-transport/sentinel-transport-common/src/main/java/com/alibaba/csp/sentinel/command/handler/VersionCommandHandler.java
@@ -29,6 +29,6 @@ public class VersionCommandHandler implements CommandHandler<String> {
 
     @Override
     public CommandResponse<String> handle(CommandRequest request) {
-        return CommandResponse.ofSuccess("0.1.1");
+        return CommandResponse.ofSuccess("0.2.0");
     }
 }
diff --git a/sentinel-transport/sentinel-transport-netty-http/pom.xml b/sentinel-transport/sentinel-transport-netty-http/pom.xml
index 8edc4935..cf087220 100755
--- a/sentinel-transport/sentinel-transport-netty-http/pom.xml
+++ b/sentinel-transport/sentinel-transport-netty-http/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.csp</groupId>
         <artifactId>sentinel-transport</artifactId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sentinel-transport-netty-http</artifactId>
diff --git a/sentinel-transport/sentinel-transport-simple-http/pom.xml b/sentinel-transport/sentinel-transport-simple-http/pom.xml
index ed4daea3..70970d35 100755
--- a/sentinel-transport/sentinel-transport-simple-http/pom.xml
+++ b/sentinel-transport/sentinel-transport-simple-http/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sentinel-transport</artifactId>
         <groupId>com.alibaba.csp</groupId>
-        <version>0.1.1</version>
+        <version>0.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>