diff --git a/packages/flame/lib/game.dart b/packages/flame/lib/game.dart
index 518759b98..6402070e9 100644
--- a/packages/flame/lib/game.dart
+++ b/packages/flame/lib/game.dart
@@ -13,6 +13,7 @@ export 'src/game/mixins/has_hoverables.dart';
 export 'src/game/mixins/has_tappables.dart';
 export 'src/game/mixins/loadable.dart';
 export 'src/game/mixins/single_game_instance.dart';
+export 'src/game/notifying_vector2.dart';
 export 'src/game/projector.dart';
 export 'src/game/transform2d.dart';
 export 'src/text/text_paint.dart';