diff --git a/table/tunnel_land.h b/table/tunnel_land.h
--- a/table/tunnel_land.h
+++ b/table/tunnel_land.h
@@ -1,3 +1,5 @@
+/* $Id$ */
+
 static const SpriteID _draw_tunnel_table_1[] = {
 	0x93D, 0x955,
 };