diff --git a/toolkit/components/places/src/nsNavHistoryResult.cpp b/toolkit/components/places/src/nsNavHistoryResult.cpp
index 5af6b3515ff..97d1a1e07d4 100644
--- a/toolkit/components/places/src/nsNavHistoryResult.cpp
+++ b/toolkit/components/places/src/nsNavHistoryResult.cpp
@@ -41,7 +41,7 @@
 #include "nsNavHistory.h"
 #include "nsNavBookmarks.h"
 
-#include "nsArray.h"
+#include "nsIArray.h"
 #include "nsCOMPtr.h"
 #include "nsDebug.h"
 #include "nsFaviconService.h"