diff --git a/Source/NSWindow.m b/Source/NSWindow.m
index 0cc5e0e8c..3165ecb88 100644
--- a/Source/NSWindow.m
+++ b/Source/NSWindow.m
@@ -2791,6 +2791,7 @@ resetCursorRectsForView(NSView *theView)
 	break;
 
       case NSFlagsChanged:
+	[_firstResponder flagsChanged: theEvent];
 	break;
 
       case NSCursorUpdate: