diff --git a/AUTHORS b/AUTHORS
index 229a84270d..b8d0881f57 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -47,6 +47,7 @@ Developers:
         Fix a potential crash SimpleAudioEngineOpenSL::playEffect
         Fix some bugs with Set class
         Add ccDrawSolidCircle
+        Add Rect::unionWithRect
 
     silverscania
         Pass correct parameter to glPixelStorei when creating a texture