diff --git a/games/Makefile b/games/Makefile
index 36dd313e571..a5fe1608e75 100644
--- a/games/Makefile
+++ b/games/Makefile
@@ -1,12 +1,13 @@
 #	@(#)Makefile	8.2 (Berkeley) 3/31/94
 
+# XXX missing: chess
 SUBDIR=	adventure arithmetic atc backgammon battlestar bcd boggle caesar \
-	canfield chess ching cribbage dm factor fish fortune hack hangman \
+	canfield ching cribbage dm factor fish fortune hack hangman \
 	larn mille monop morse number phantasia pig pom ppt primes quiz \
 	rain random robots rogue sail snake tetris trek wargames worm worms \
 	wump
 
-.if exists(${X11BASE}/lib/libX11.a}
+.if exists(${X11BASE}/lib/libX11.a})
 SUBDIR+= xneko xroach
 .endif