diff --git a/broker/pom.xml b/broker/pom.xml
index cd926a1e7..4cbb1e98e 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -5,7 +5,7 @@
         <relativePath>../</relativePath>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
     </parent>
 
     <artifactId>moquette-broker</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 0f9bc6d69..9eb66a913 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 0a3cb2caa..969efb8c9 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>1.2.0</version>
+        <version>1.2.1</version>
     </parent>
 
     <artifactId>distribution</artifactId>
diff --git a/pom.xml b/pom.xml
index af45ff1b6..153d5eaf7 100755
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>wildfirechat-parent</artifactId>
 
     <packaging>pom</packaging>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <name>Wildfire Chat</name>
     <description>Wildfire Chat Server</description>
     <inceptionYear>2019</inceptionYear>
diff --git a/release_note.md b/release_note.md
index 1fb7c5580..b61b2e058 100644
--- a/release_note.md
+++ b/release_note.md
@@ -12,6 +12,13 @@
 
 # 更新记录
 
+--------------
+Release note 1.2.1:
+1. 添加获取在线用户功能。
+2. 添加获取用户连接session信息的功能。
+3. 优化按照用户id搜索用户的逻辑。
+4. 解决广播消息没有发给未登录用户的问题。
+
 --------------
 Release note 1.2.0:
 1. 添加配置开关，可以关掉api/version检查接口。
diff --git a/sdk/pom.xml b/sdk/pom.xml
index 3cde54c41..87106ae3b 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sdk/sdk_readme.txt b/sdk/sdk_readme.txt
index 1c2db3450..1500d85fd 100644
--- a/sdk/sdk_readme.txt
+++ b/sdk/sdk_readme.txt
@@ -45,7 +45,7 @@
 		<dependency>
 			<groupId>cn.wildfirechat</groupId>
 			<artifactId>sdk</artifactId>
-			<version>1.2.0</version>
+			<version>1.2.1</version>
 			<scope>system</scope>
 			<systemPath>${project.basedir}/src/lib/sdk-1.1.9.jar</systemPath>
 		</dependency>
@@ -53,7 +53,7 @@
 		<dependency>
 			<groupId>cn.wildfirechat</groupId>
 			<artifactId>common</artifactId>
-			<version>1.2.0</version>
+			<version>1.2.1</version>
 			<scope>system</scope>
 			<systemPath>${project.basedir}/src/lib/common-1.1.9.jar</systemPath>
 		</dependency>