Index: head/games/stonesoup-sdl/Makefile
===================================================================
--- head/games/stonesoup-sdl/Makefile	(revision 502850)
+++ head/games/stonesoup-sdl/Makefile	(revision 502851)
@@ -1,10 +1,11 @@
 # Created by: tobias.rehbein@web.de
 # $FreeBSD$
 
-PORT_OPTIONS+=	SDL
 PKGNAMESUFFIX=	-sdl
 
 BROKEN=		rltiles/floor.png: No such file or directory
 MASTERDIR=	${.CURDIR}/../stonesoup
+
+OPTIONS_SLAVE=	SDL
 
 .include	"${MASTERDIR}/Makefile"