diff --git a/map.h b/map.h
index a786e10a35..b504cb2092 100644
--- a/map.h
+++ b/map.h
@@ -1,6 +1,8 @@
 #ifndef MAP_H
 #define MAP_H
 
+#include "stdafx.h"
+
 #define TILE_FROM_XY(x,y) (int)((((y) >> 4) << MapLogX()) + ((x) >> 4))
 #define TILE_XY(x,y) (((y) << MapLogX()) + (x))