diff --git a/broker/pom.xml b/broker/pom.xml
index 5625a0ae..7c1a9fde 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -5,7 +5,7 @@
         <relativePath>../</relativePath>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.4.4</version>
+        <version>1.4.5</version>
     </parent>
 
     <artifactId>moquette-broker</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index ab0e6361..b17c4e92 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.4.4</version>
+        <version>1.4.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 84865b8d..d083e919 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>1.4.4</version>
+        <version>1.4.5</version>
     </parent>
 
     <artifactId>distribution</artifactId>
diff --git a/pom.xml b/pom.xml
index 4c8e96ee..740d78ad 100755
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>wildfirechat-parent</artifactId>
 
     <packaging>pom</packaging>
-    <version>1.4.4</version>
+    <version>1.4.5</version>
     <name>Wildfire Chat</name>
     <description>Wildfire Chat Server</description>
     <inceptionYear>2019</inceptionYear>
diff --git a/release_note.md b/release_note.md
index 7f8f03e1..76665cc5 100644
--- a/release_note.md
+++ b/release_note.md
@@ -12,6 +12,13 @@
 11. *** 1.3.8版本添加了server api发送消息的限制，限制消息体最大内容不能超过64KB，如果升级请注意业务系统发送消息大小。***
 
 # 更新记录
+--------------
+Release note 1.4.5:
+1. 解决删除用户时保留信息错误问题。
+2. Server API获取用户信息时，可以指定是否获取已删除用户。
+3. 好友关系表添加一个索引。
+4. 支持PC端锁定功能。
+
 --------------
 Release note 1.4.4:
 1. Server SDK添加mesh相关修改
diff --git a/sdk/pom.xml b/sdk/pom.xml
index 4e68db43..5d77e451 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>wildfirechat-parent</artifactId>
         <groupId>cn.wildfirechat</groupId>
-        <version>1.4.4</version>
+        <version>1.4.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>