diff --git a/pom.xml b/pom.xml
index 589fc3bef..7118281d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.github.binarywang</groupId>
   <artifactId>wx-java</artifactId>
-  <version>3.9.9.B</version>
+  <version>4.0.0</version>
   <packaging>pom</packaging>
   <name>WxJava - Weixin/Wechat Java SDK</name>
   <description>微信开发Java SDK</description>
diff --git a/spring-boot-starters/pom.xml b/spring-boot-starters/pom.xml
index a7028adf4..553c01950 100644
--- a/spring-boot-starters/pom.xml
+++ b/spring-boot-starters/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <packaging>pom</packaging>
   <artifactId>wx-java-spring-boot-starters</artifactId>
diff --git a/spring-boot-starters/wx-java-miniapp-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-miniapp-spring-boot-starter/pom.xml
index 73fd0fdde..dd243cf01 100644
--- a/spring-boot-starters/wx-java-miniapp-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-miniapp-spring-boot-starter/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot-starters/wx-java-mp-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-mp-spring-boot-starter/pom.xml
index f5ab99b1e..6aa736841 100644
--- a/spring-boot-starters/wx-java-mp-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-mp-spring-boot-starter/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot-starters/wx-java-open-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-open-spring-boot-starter/pom.xml
index 7cd8aa016..462723d8a 100644
--- a/spring-boot-starters/wx-java-open-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-open-spring-boot-starter/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot-starters/wx-java-pay-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-pay-spring-boot-starter/pom.xml
index 9cb011a3c..50ed40360 100644
--- a/spring-boot-starters/wx-java-pay-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-pay-spring-boot-starter/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/weixin-graal/pom.xml b/weixin-graal/pom.xml
index 43b28ab1e..8e01bca88 100644
--- a/weixin-graal/pom.xml
+++ b/weixin-graal/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-graal</artifactId>
diff --git a/weixin-java-common/pom.xml b/weixin-java-common/pom.xml
index 11b2b4abc..0dddfb44b 100644
--- a/weixin-java-common/pom.xml
+++ b/weixin-java-common/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-java-common</artifactId>
diff --git a/weixin-java-cp/pom.xml b/weixin-java-cp/pom.xml
index fa884a6f3..969d9c850 100644
--- a/weixin-java-cp/pom.xml
+++ b/weixin-java-cp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-java-cp</artifactId>
diff --git a/weixin-java-miniapp/pom.xml b/weixin-java-miniapp/pom.xml
index 232f5cf83..02bbaf21a 100644
--- a/weixin-java-miniapp/pom.xml
+++ b/weixin-java-miniapp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-java-miniapp</artifactId>
diff --git a/weixin-java-mp/pom.xml b/weixin-java-mp/pom.xml
index 27bbd195a..5e5815661 100644
--- a/weixin-java-mp/pom.xml
+++ b/weixin-java-mp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-java-mp</artifactId>
diff --git a/weixin-java-open/pom.xml b/weixin-java-open/pom.xml
index 319358128..a7bd9d05b 100644
--- a/weixin-java-open/pom.xml
+++ b/weixin-java-open/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>weixin-java-open</artifactId>
diff --git a/weixin-java-pay/pom.xml b/weixin-java-pay/pom.xml
index 3050ec8f6..b992e899e 100644
--- a/weixin-java-pay/pom.xml
+++ b/weixin-java-pay/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>3.9.9.B</version>
+    <version>4.0.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>