diff --git a/content/xslt/src/xslt/txKey.h b/content/xslt/src/xslt/txKey.h
index 2945db52739..b4e7e31e975 100644
--- a/content/xslt/src/xslt/txKey.h
+++ b/content/xslt/src/xslt/txKey.h
@@ -39,7 +39,7 @@
 #ifndef txKey_h__
 #define txKey_h__
 
-#include "nsDoubleHashTable.h"
+#include "nsDoubleHashtable.h"
 #include "XMLUtils.h"
 
 class txKeyValueHashKey