diff --git a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/message/WxCpMessageRouter.java b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/message/WxCpMessageRouter.java
index 947ac28b41..b5424be03e 100644
--- a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/message/WxCpMessageRouter.java
+++ b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/message/WxCpMessageRouter.java
@@ -219,8 +219,11 @@ private boolean isMsgDuplicated(WxCpXmlMessage wxMessage) {
       messageId.append("-").append(wxMessage.getUserId());
     }
 
-    return this.messageDuplicateChecker.isDuplicate(messageId.toString());
+    if (StringUtils.isNotEmpty(wxMessage.getChangeType())) {
+      messageId.append("-").append(wxMessage.getChangeType());
+    }
 
+    return this.messageDuplicateChecker.isDuplicate(messageId.toString());
   }
 
   /**