diff --git a/app/demo.py b/app/demo.py
index 7d41b0b..99242cc 100644
--- a/app/demo.py
+++ b/app/demo.py
@@ -60,7 +60,7 @@ def do_p2_im_message_receive_v1(data: P2ImMessageReceiveV1) -> None:
     content = {"text": "反馈的问题已经记录到多维表格, 稍后有小伙伴跟进"}
     # send_message(receive_id, content)
     content = (
-        f'{"text": "<at user_id="{receive_open_id}"></at>反馈的问题已经记录到多维表格, 稍后有小伙伴跟进"}'
+        f'{{"text": "<at user_id="{receive_open_id}"></at>反馈的问题已经记录到多维表格, 稍后有小伙伴跟进"}}'
     )
     send_group_message(message_id, content)