diff --git a/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java b/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
index 35a201edb..27b12a925 100644
--- a/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
+++ b/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
@@ -287,6 +287,10 @@ public class WxConsts {
      */
     public static final String CARD_USER_GIFTING_CARD = "user_gifting_card";
 
+    /**
+     * 异步安全校验事件
+     */
+    public static final String WXA_MEDIA_CHECK = "wxa_media_check";
 
     /**
      * 卡券事件：用户核销卡券
diff --git a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/message/WxMaMessageRouter.java b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/message/WxMaMessageRouter.java
index a5f714edd..a73f26af7 100644
--- a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/message/WxMaMessageRouter.java
+++ b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/message/WxMaMessageRouter.java
@@ -183,6 +183,10 @@ public class WxMaMessageRouter {
       messageId.append("-").append(wxMessage.getToUser());
     }
 
+    if (StringUtils.isNotEmpty(wxMessage.getTraceId())) {
+      messageId.append("-").append(wxMessage.getTraceId());
+    }
+
     return this.messageDuplicateChecker.isDuplicate(messageId.toString());
   }