diff --git a/wechat_ipad/models/message.py b/wechat_ipad/models/message.py
index d87c591..b9ef619 100644
--- a/wechat_ipad/models/message.py
+++ b/wechat_ipad/models/message.py
@@ -193,7 +193,7 @@ class WxMessage:
             msg_id=data.get("MsgId", 0),
             sender=actual_sender,  # 使用提取出的实际发送人
             to_user=to_user,  # 群聊时，接收者为群ID
-            roomid=from_user if is_group_chat else "",  # 如果是群聊，roomid就是from_user
+            roomid=to_user if is_group_chat else "",  # 如果是群聊，roomid就是from_user
             msg_type=MessageType(data.get("MsgType", 0)),
             content=message_content,
             create_time=data.get("CreateTime", 0),