diff --git a/src/include/Makefile b/src/include/Makefile
index 0680dd23..3f6b91bc 100644
--- a/src/include/Makefile
+++ b/src/include/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.56 1998/10/07 02:36:48 deraadt Exp $
+#	$OpenBSD: Makefile,v 1.57 1999/01/08 00:33:48 deraadt Exp $
 #	$NetBSD: Makefile,v 1.59 1996/05/15 21:36:43 jtc Exp $
 
 #	@(#)Makefile	5.45.1.1 (Berkeley) 5/6/91
@@ -30,7 +30,7 @@ MFILES+= link.h dlfcn.h
 .endif
 
 DIRS=	arpa protocols rpc rpcsvc
-LDIRS=	dev net netinet netccitt netiso netns netipx nfs sys ufs vm ddb \
+LDIRS=	dev net netinet netinet6 netccitt netiso netns netipx nfs sys ufs vm ddb \
 	scsi netatalk isofs xfs
 
 RDIRS=	../lib/libcom_err ../lib/libcompat ../lib/libcurses ../lib/libform \