diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 01db7642..9d182f42 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -453,6 +453,7 @@ static int translateKey(unsigned int key)
     const NSRect fbRect = convertRectToBacking(window, contentRect);
 
     _glfwInputFramebufferSize(window, fbRect.size.width, fbRect.size.height);
+    _glfwInputWindowDamage(window);
 }
 
 - (void)updateTrackingAreas