diff --git a/flutter_hbb/lib/remote_page.dart b/flutter_hbb/lib/remote_page.dart
index 72458a36e..cb18c99ef 100644
--- a/flutter_hbb/lib/remote_page.dart
+++ b/flutter_hbb/lib/remote_page.dart
@@ -141,8 +141,10 @@ class _RemotePageState extends State<RemotePage> {
         FFI.inputKey(char);
         final brackets = '("[<{（“【《{';
         if (brackets.indexOf(char) >= 0) {
-          openKeyboard();
-          return;
+          _timer?.cancel();
+          _timer = Timer(Duration(milliseconds: 30), () {
+            openKeyboard();
+          });
         }
       }
     }