diff --git a/README.md b/README.md
index fe4bbb24..729d2709 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
-<h1 align="center" style="margin: 30px 0 30px; font-weight: bold;">sms4j v3.1.0</h1>
+<h1 align="center" style="margin: 30px 0 30px; font-weight: bold;">sms4j v3.1.1</h1>
 <h4 align="center" style="margin: 30px 0 30px; font-weight: bold;">sms4j -- 让发送短信变的更简单</h4>
 <p align="center">
 <a href="https://gitee.com/dromara/sms4j/stargazers"><img src="https://gitee.com/dromara/sms4j/badge/star.svg?theme=gvp"></a>
 <a href="https://gitee.com/dromara/sms4j/blob/master/LICENSE"><img src="https://img.shields.io/badge/license-Apache--2.0-green"></a>
-<a href="https://gitee.com/dromara/sms4j"><img src="https://img.shields.io/badge/version-v3.1.0-blue"></a>
+<a href="https://gitee.com/dromara/sms4j"><img src="https://img.shields.io/badge/version-v3.1.1-blue"></a>
 </p>
 <img src="/public/logo.png">
 
diff --git a/pom.xml b/pom.xml
index a266f3b9..7efa9070 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
     </scm>
 
     <properties>
-        <revision>3.1.0</revision>
+        <revision>3.1.1</revision>
 
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
diff --git a/sms4j-comm/src/main/java/org/dromara/sms4j/comm/constant/Constant.java b/sms4j-comm/src/main/java/org/dromara/sms4j/comm/constant/Constant.java
index 2a9973b3..9687c266 100644
--- a/sms4j-comm/src/main/java/org/dromara/sms4j/comm/constant/Constant.java
+++ b/sms4j-comm/src/main/java/org/dromara/sms4j/comm/constant/Constant.java
@@ -11,7 +11,7 @@ public abstract class Constant {
     /**
      * 项目版本号
      */
-    public static final String VERSION = "V 3.1.0";
+    public static final String VERSION = "V 3.1.1";
 
     /**
      * 用于格式化鉴权头域,给"Authorization"参数赋值