diff --git a/broker/pom.xml b/broker/pom.xml
index 0b2ea0de..496b52bf 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -5,7 +5,7 @@
         <relativePath>../</relativePath>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>0.90</version>
+        <version>0.91</version>
     </parent>
 
     <artifactId>moquette-broker</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 1d641822..23d3bc7d 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>0.90</version>
+        <version>0.91</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/distribution/pom.xml b/distribution/pom.xml
index eab7d1bd..57fca776 100755
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -6,7 +6,7 @@
         <!--<relativePath>../pom.xml</relativePath>-->
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>0.90</version>
+        <version>0.91</version>
     </parent>
 
     <artifactId>distribution</artifactId>
diff --git a/pom.xml b/pom.xml
index 2c908025..bd25db14 100755
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>wildfirechat-parent</artifactId>
 
     <packaging>pom</packaging>
-    <version>0.90</version>
+    <version>0.91</version>
     <name>Wildfire Chat</name>
     <description>Wildfire Chat Server</description>
     <inceptionYear>2019</inceptionYear>
diff --git a/sdk/pom.xml b/sdk/pom.xml
index a7ef3cb8..e3c9ece9 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>0.90</version>
+        <version>0.91</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>