--- a/landscape.c	Tue Jan 04 17:04:10 2005 +0000
+++ b/landscape.c	Tue Jan 04 17:11:03 2005 +0000
@@ -351,6 +351,8 @@
 	int x,y;
 	bool success = false;
 
+	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
+
 	// make sure sx,sy are smaller than ex,ey
 	sx = GET_TILE_X(p1)*16;
 	sy = GET_TILE_Y(p1)*16;