diff --git a/pom.xml b/pom.xml
index 4b1e26d9b..69f837ee5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.github.binarywang</groupId>
   <artifactId>wx-java</artifactId>
-  <version>4.5.0</version>
+  <version>4.5.1.B</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 8c8711728..19f7d2480 100644
--- a/spring-boot-starters/pom.xml
+++ b/spring-boot-starters/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <packaging>pom</packaging>
   <artifactId>wx-java-spring-boot-starters</artifactId>
diff --git a/spring-boot-starters/wx-java-channel-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-channel-spring-boot-starter/pom.xml
index eeff063f3..831c13876 100644
--- a/spring-boot-starters/wx-java-channel-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-channel-spring-boot-starter/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot-starters/wx-java-cp-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-cp-spring-boot-starter/pom.xml
index e19567517..ca8c560ea 100644
--- a/spring-boot-starters/wx-java-cp-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-cp-spring-boot-starter/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
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 d9e263c06..c5a4e7a06 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
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</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 becf38a48..73848aa83 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>4.5.0</version>
+    <version>4.5.1.B</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 a8f3a111c..44291b33c 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>4.5.0</version>
+    <version>4.5.1.B</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 965ab898e..44bd75f06 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot-starters/wx-java-qidian-spring-boot-starter/pom.xml b/spring-boot-starters/wx-java-qidian-spring-boot-starter/pom.xml
index 192f27cbe..ab9472e7c 100644
--- a/spring-boot-starters/wx-java-qidian-spring-boot-starter/pom.xml
+++ b/spring-boot-starters/wx-java-qidian-spring-boot-starter/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>wx-java-spring-boot-starters</artifactId>
     <groupId>com.github.binarywang</groupId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/weixin-graal/pom.xml b/weixin-graal/pom.xml
index 99543afce..57df9e388 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-graal</artifactId>
diff --git a/weixin-java-channel/pom.xml b/weixin-java-channel/pom.xml
index 5e61d148e..0fc70c24d 100644
--- a/weixin-java-channel/pom.xml
+++ b/weixin-java-channel/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-channel</artifactId>
diff --git a/weixin-java-common/pom.xml b/weixin-java-common/pom.xml
index c2e4408dd..5f8410e1f 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-common</artifactId>
diff --git a/weixin-java-cp/pom.xml b/weixin-java-cp/pom.xml
index 7573d72e5..665d07ced 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-cp</artifactId>
diff --git a/weixin-java-miniapp/pom.xml b/weixin-java-miniapp/pom.xml
index 5fd8cbc17..b522b8fa0 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-miniapp</artifactId>
diff --git a/weixin-java-mp/pom.xml b/weixin-java-mp/pom.xml
index 69b79ec45..f7af8eee7 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-mp</artifactId>
diff --git a/weixin-java-open/pom.xml b/weixin-java-open/pom.xml
index 4dd236b5f..f5136e8d6 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-open</artifactId>
diff --git a/weixin-java-pay/pom.xml b/weixin-java-pay/pom.xml
index 25087ab93..6aeb20145 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>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/weixin-java-qidian/pom.xml b/weixin-java-qidian/pom.xml
index 4ba7cc449..eb48494a3 100644
--- a/weixin-java-qidian/pom.xml
+++ b/weixin-java-qidian/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>com.github.binarywang</groupId>
     <artifactId>wx-java</artifactId>
-    <version>4.5.0</version>
+    <version>4.5.1.B</version>
   </parent>
 
   <artifactId>weixin-java-qidian</artifactId>