diff --git a/sys/Makefile b/sys/Makefile
index 68bbef6e0c6d..61d188d53fd5 100644
--- a/sys/Makefile
+++ b/sys/Makefile
@@ -1,39 +1,39 @@
 # $FreeBSD$
 
 .include <bsd.own.mk>
 
 # The boot loader
 .if ${MK_BOOT} != "no"
 SUBDIR=	boot
 .endif
 
 # Directories to include in cscope name file and TAGS.
-CSCOPEDIRS=	bsm cam compat conf contrib crypto ddb dev fs geom gnu \
+CSCOPEDIRS=	boot bsm cam compat conf contrib crypto ddb dev fs gdb geom gnu \
 		i4b isa kern libkern modules net net80211 netatalk netatm \
 		netgraph netinet netinet6 netipsec netipx netnatm netncp \
-		netsmb nfs nfsclient nfs4client rpc pccard pci security sys \
-		ufs vm ${ARCHDIR}
+		netsmb nfs nfs4client nfsclient nfsserver opencrypto pccard \
+		pci rpc security sys ufs vm ${ARCHDIR}
 
 ARCHDIR	?=	${MACHINE}
 
 # Loadable kernel modules
 
 .if defined(MODULES_WITH_WORLD)
 SUBDIR+=modules
 .endif
 
 HTAGSFLAGS+= -at `awk -F= '/^RELEASE *=/{release=$2}; END {print "FreeBSD", release, "kernel"}' < conf/newvers.sh`
 
 # You need the devel/cscope port for this.
 cscope:	${.CURDIR}/cscopenamefile
 	cd ${.CURDIR}; cscope -k -p4 -i cscopenamefile
 
 ${.CURDIR}/cscopenamefile: 
 	cd ${.CURDIR}; find ${CSCOPEDIRS} -name "*.[csh]" > ${.TARGET}
 
 # You need the devel/global and one of editor/emacs* ports for that.
 TAGS ${.CURDIR}/TAGS:	${.CURDIR}/cscopenamefile
 	rm -f ${.CURDIR}/TAGS
 	cd ${.CURDIR}; xargs etags -a < ${.CURDIR}/cscopenamefile
 
 .include <bsd.subdir.mk>