diff --git a/pom.xml b/pom.xml
index dded0cabe..0b6d48b9f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.github.binarywang</groupId>
   <artifactId>weixin-java-parent</artifactId>
-  <version>2.1.0</version>
+  <version>2.2.0-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>WeiXin Java Tools - Parent</name>
   <description>微信公众号、企业号上级POM</description>
diff --git a/weixin-java-common/pom.xml b/weixin-java-common/pom.xml
index b916ccfa5..4eba081ab 100644
--- a/weixin-java-common/pom.xml
+++ b/weixin-java-common/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>weixin-java-parent</artifactId>
-    <version>2.1.0</version>
+    <version>2.2.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>weixin-java-common</artifactId>
diff --git a/weixin-java-cp/pom.xml b/weixin-java-cp/pom.xml
index 7b9962567..4acb16494 100644
--- a/weixin-java-cp/pom.xml
+++ b/weixin-java-cp/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.github.binarywang</groupId>
         <artifactId>weixin-java-parent</artifactId>
-        <version>2.1.0</version>
+        <version>2.2.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>weixin-java-cp</artifactId>
diff --git a/weixin-java-mp/pom.xml b/weixin-java-mp/pom.xml
index 2ed001450..862543227 100644
--- a/weixin-java-mp/pom.xml
+++ b/weixin-java-mp/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.github.binarywang</groupId>
         <artifactId>weixin-java-parent</artifactId>
-        <version>2.1.0</version>
+        <version>2.2.0-SNAPSHOT</version>
     </parent>
     <artifactId>weixin-java-mp</artifactId>
     <name>WeiXin Java Tools - MP</name>