diff --git a/src/page/Meeting/NoticeWindow/index.tsx b/src/page/Meeting/NoticeWindow/index.tsx
index 3692eb5..6a00b7b 100644
--- a/src/page/Meeting/NoticeWindow/index.tsx
+++ b/src/page/Meeting/NoticeWindow/index.tsx
@@ -88,10 +88,6 @@ const NoticeWindow: React.FC = () => {
     }
     return () => {
       channel.close();
-      window.electron.setChildWindowShow({
-        key: 'noticeWindow',
-        bool: false
-      })
     };
   }, []);
   return (