diff --git a/plugins/genshin/query_user/mihoyobbs_sign/__init__.py b/plugins/genshin/query_user/mihoyobbs_sign/__init__.py
index 8e61f828..43e59352 100644
--- a/plugins/genshin/query_user/mihoyobbs_sign/__init__.py
+++ b/plugins/genshin/query_user/mihoyobbs_sign/__init__.py
@@ -38,16 +38,18 @@ mihoyobbs_matcher = on_command(
 
 @mihoyobbs_matcher.handle()
 async def _(event: MessageEvent, cmd: Tuple[str, ...] = Command()):
-    await mihoyobbs_matcher.send("提交米游社签到申请")
+    await mihoyobbs_matcher.send("提交米游社签到申请", at_sender=True)
     return_data = await mihoyobbs_sign(event.user_id)
     if return_data:
-        await mihoyobbs_matcher.finish(return_data)
+        await mihoyobbs_matcher.finish(return_data, at_sender=True)
     else:
-        await mihoyobbs_matcher.finish("米游社签到失败，请查看控制台输出")
+        await mihoyobbs_matcher.finish("米游社签到失败，请查看控制台输出", at_sender=True)
 
 
 async def mihoyobbs_sign(user_id):
     uid = await Genshin.get_user_uid(user_id)
+    if not uid:
+        await mihoyobbs_matcher.finish("请先绑定uid和cookie！", at_sender=True)
     stuid = await Genshin.get_stuid(uid)
     stoken = await Genshin.get_stoken(uid)
     cookie = await Genshin.get_user_cookie(uid)