diff --git a/dom/base/nsGlobalWindow.h b/dom/base/nsGlobalWindow.h
index 890c9bee72c9..fcc0cad79794 100644
--- a/dom/base/nsGlobalWindow.h
+++ b/dom/base/nsGlobalWindow.h
@@ -98,6 +98,7 @@
 #include "mozilla/TimeStamp.h"
 #include "nsIDOMTouchEvent.h"
 #include "nsIInlineEventHandlers.h"
+#include "nsWrapperCacheInlines.h"
 
 // JS includes
 #include "jsapi.h"