diff --git a/layout/generic/nsHTMLReflowState.h b/layout/generic/nsHTMLReflowState.h
index 1c1cd98ff15..b2089381ede 100644
--- a/layout/generic/nsHTMLReflowState.h
+++ b/layout/generic/nsHTMLReflowState.h
@@ -12,7 +12,6 @@
 #include "nsStyleCoord.h"
 #include "nsStyleStructInlines.h"
 #include "nsIFrame.h"
-#include "mozilla/AutoRestore.h"
 #include <algorithm>
 
 class nsPresContext;