diff --git a/games/Makefile b/games/Makefile
index e41395beb473..d5c9a626b2c3 100644
--- a/games/Makefile
+++ b/games/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.17 1999/07/22 01:09:00 mrg Exp $
+#	$NetBSD: Makefile,v 1.18 2002/06/15 16:08:17 simonb Exp $
 #	@(#)Makefile	8.3 (Berkeley) 7/24/94
 
 # Missing: ching dungeon warp
@@ -6,9 +6,13 @@
 # Don't belong: xneko xroach
 
 SUBDIR=	adventure arithmetic atc backgammon banner battlestar bcd boggle \
-	caesar canfield countmail cribbage dm factor fish fortune gomoku hack \
+	caesar canfield countmail cribbage dm fish fortune gomoku hack \
 	hangman hunt larn mille monop morse number phantasia pig pom ppt \
 	primes quiz rain random robots rogue sail snake tetris trek wargames \
 	worm worms wtf wump
 
+.if (${MKCRYPTO} != "no")
+SUBDIR+= factor
+.endif
+
 .include <bsd.subdir.mk>