1 files changed, 2 insertions, 0 deletions

diff --git a/signs.c b/signs.c
index 2d86dd00e..93a7a7153 100644
--- a/signs.c
+++ b/signs.c
@@ -1,3 +1,5 @@
+/* $Id$ */
+
 #include "stdafx.h"
 #include "openttd.h"
 #include "table/strings.h"