diff --git a/frontend/app_flowy/packages/flowy_editor/example/lib/plugin/image_node_widget.dart b/frontend/app_flowy/packages/flowy_editor/example/lib/plugin/image_node_widget.dart
index 82d5b59ccb..6884a7aedc 100644
--- a/frontend/app_flowy/packages/flowy_editor/example/lib/plugin/image_node_widget.dart
+++ b/frontend/app_flowy/packages/flowy_editor/example/lib/plugin/image_node_widget.dart
@@ -1,4 +1,3 @@
-import 'package:flowy_editor/operation/transaction_builder.dart';
 import 'package:flowy_editor/flowy_editor.dart';
 import 'package:flutter/material.dart';
 
diff --git a/frontend/app_flowy/packages/flowy_editor/lib/flowy_editor.dart b/frontend/app_flowy/packages/flowy_editor/lib/flowy_editor.dart
index d4c0a8d70a..f816778603 100644
--- a/frontend/app_flowy/packages/flowy_editor/lib/flowy_editor.dart
+++ b/frontend/app_flowy/packages/flowy_editor/lib/flowy_editor.dart
@@ -6,5 +6,6 @@ export 'package:flowy_editor/document/path.dart';
 export 'package:flowy_editor/render/render_plugins.dart';
 export 'package:flowy_editor/render/node_widget_builder.dart';
 export 'package:flowy_editor/operation/transaction.dart';
+export 'package:flowy_editor/operation/transaction_builder.dart';
 export 'package:flowy_editor/operation/operation.dart';
 export 'package:flowy_editor/editor_state.dart';