diff --git a/packages/flutter/lib/src/painting/basic_types.dart b/packages/flutter/lib/src/painting/basic_types.dart
index 206ca00571..65247d731a 100644
--- a/packages/flutter/lib/src/painting/basic_types.dart
+++ b/packages/flutter/lib/src/painting/basic_types.dart
@@ -25,6 +25,7 @@ export 'dart:ui' show
   Shader,
   Size,
   StrokeCap,
+  StrokeJoin,
   TextAlign,
   TextBaseline,
   TextDecoration,