--- a/readtab.c
+++ b/readtab.c
@@ -29,7 +29,7 @@
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
-#include <obstack.h>
+#include "obstack.h"
#include <limits.h>
#include <fnmatch.h>
#include <unistd.h>