--- a/train_gui.c	Sat Nov 12 11:10:12 2005 +0000
+++ b/train_gui.c	Sun Nov 13 13:43:55 2005 +0000
@@ -148,7 +148,7 @@
 
 void CcBuildLoco(bool success, TileIndex tile, uint32 p1, uint32 p2)
 {
-	Vehicle *v;
+	const Vehicle* v;
 
 	if (!success)
 		return;