1 files changed, 1 insertions, 0 deletions
diff --git a/diff.c b/diff.c
index e3d7e91578..41295d4ea9 100644
--- a/diff.c
+++ b/diff.c
@@ -2,6 +2,7 @@
  * Copyright (C) 2005 Junio C Hamano
  */
 #include "cache.h"
+#include "config.h"
 #include "tempfile.h"
 #include "quote.h"
 #include "diff.h"