diff --git a/mozilla/xpfe/bootstrap/appleevents/nsWindowUtils.h b/mozilla/xpfe/bootstrap/appleevents/nsWindowUtils.h
index 359c2a94e39..7e8d7e0a2a5 100644
--- a/mozilla/xpfe/bootstrap/appleevents/nsWindowUtils.h
+++ b/mozilla/xpfe/bootstrap/appleevents/nsWindowUtils.h
@@ -40,7 +40,7 @@
 #ifndef nsWindowUtils_h_
 #define nsWindowUtils_h_
 
-#include <QuickDraw.h>
+#include <Quickdraw.h>
 #include <MacWindows.h>
 
 #include "nsAEDefs.h"