diff --git a/games/xasteroids/Makefile b/games/xasteroids/Makefile
index 61f1424ec66..f033c1eb4e0 100644
--- a/games/xasteroids/Makefile
+++ b/games/xasteroids/Makefile
@@ -1,10 +1,15 @@
-# $OpenBSD: Makefile,v 1.4 1999/08/11 00:39:34 brad Exp $
+# $OpenBSD: Makefile,v 1.5 1999/09/23 21:43:53 brad Exp $
 
 DISTNAME=       xasteroids
 PKGNAME=	xasteroids-5.0
 CATEGORIES=	games
 MASTER_SITES=	ftp://ftp.cdrom.com/pub/X11/R5contrib/
 EXTRACT_SUFX=	.sh.Z
+
+NEED_VERSION=	1.91
+
+EXTRACT_CMD=		${GZCAT}
+EXTRACT_BEFORE_ARGS=	# empty
 EXTRACT_AFTER_ARGS=	| ${SH} -s
 
 MAINTAINER=	angelos@openbsd.org