--- ext/tidy/tidy.c.orig	2015-09-01 15:09:37.000000000 -0500
+++ ext/tidy/tidy.c	2015-09-19 14:17:39.000000000 -0500
@@ -31,7 +31,7 @@
 #include "ext/standard/info.h"
 
 #include "tidy.h"
-#include "buffio.h"
+#include "tidybuffio.h"
 
 /* compatibility with older versions of libtidy */
 #ifndef TIDY_CALL
