diff --git a/MMAppController.h b/MMAppController.h
index ee08c1ef67..15d7e7a2e8 100644
--- a/MMAppController.h
+++ b/MMAppController.h
@@ -19,6 +19,7 @@
     NSMutableArray      *vimControllers;
     NSString            *openSelectionString;
     ATSFontContainerRef fontContainerRef;
+    BOOL                untitledWindowOpening;
 }
 
 - (void)removeVimController:(id)controller;