diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/result/WxMpMassSendResult.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/result/WxMpMassSendResult.java
index adf6ebbc5b..dd12a53a98 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/result/WxMpMassSendResult.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/result/WxMpMassSendResult.java
@@ -20,6 +20,7 @@ public class WxMpMassSendResult implements Serializable {
   private String errorCode;
   private String errorMsg;
   private String msgId;
+  private String msgDataId;
 
   public String getErrorCode() {
     return errorCode;
@@ -44,7 +45,15 @@ public String getMsgId() {
   public void setMsgId(String msgId) {
     this.msgId = msgId;
   }
-  
+
+  public String getMsgDataId() {
+    return msgDataId;
+  }
+
+  public void setMsgDataId(String msgDataId) {
+    this.msgDataId = msgDataId;
+  }
+
   public static WxMpMassSendResult fromJson(String json) {
     return WxMpGsonBuilder.create().fromJson(json, WxMpMassSendResult.class);
   }
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassSendResultAdapter.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassSendResultAdapter.java
index 99fc02b89b..658ac358ff 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassSendResultAdapter.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpMassSendResultAdapter.java
@@ -34,6 +34,9 @@ public WxMpMassSendResult deserialize(JsonElement json, Type typeOfT, JsonDeseri
     if (sendResultJsonObject.get("msg_id") != null && !sendResultJsonObject.get("msg_id").isJsonNull()) {
       sendResult.setMsgId(GsonHelper.getAsString(sendResultJsonObject.get("msg_id")));
     }
+    if (sendResultJsonObject.get("msg_data_id") != null && !sendResultJsonObject.get("msg_data_id").isJsonNull()) {
+      sendResult.setMsgDataId(GsonHelper.getAsString(sendResultJsonObject.get("msg_data_id")));
+    }
     return sendResult;
   }