diff --git a/pom.xml b/pom.xml
index 62b0d46..0dd5dd1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,11 +7,11 @@
     <parent>
         <groupId>cn.violin</groupId>
         <artifactId>violin-parent</artifactId>
-        <version>2.1</version>
+        <version>2.2</version>
     </parent>
 
     <artifactId>violin-iam</artifactId>
-    <version>2.1</version>
+    <version>2.2</version>
     <name>violin-iam</name>
     <description>violin IAM service</description>
 
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>cn.violin</groupId>
             <artifactId>violin-core</artifactId>
-            <version>2.1</version>
+            <version>2.2</version>
         </dependency>
 
         <dependency>