diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index a231ab3b545a..bf452d5a40fb 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -6800,7 +6800,6 @@ OLD_FILES+=usr/bin/rcsdiff
 OLD_FILES+=usr/bin/rcsfreeze
 OLD_FILES+=usr/bin/rcsmerge
 OLD_FILES+=usr/bin/rlog
-OLD_FILES+=usr/sbin/etcupdate
 OLD_FILES+=usr/share/man/man1/ci.1.gz
 OLD_FILES+=usr/share/man/man1/co.1.gz
 OLD_FILES+=usr/share/man/man1/merge.1.gz
@@ -6812,16 +6811,6 @@ OLD_FILES+=usr/share/man/man1/rcsintro.1.gz
 OLD_FILES+=usr/share/man/man1/rcsmerge.1.gz
 OLD_FILES+=usr/share/man/man1/rlog.1.gz
 OLD_FILES+=usr/share/man/man5/rcsfile.5.gz
-OLD_FILES+=usr/share/man/man8/etcupdate.8.gz
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/Kyuafile
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/always_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/conflicts_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/fbsdid_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/ignore_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/preworld_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/tests_test
-OLD_FILES+=usr/tests/usr.sbin/etcupdate/tzsetup_test
-OLD_DIRS+=usr/tests/usr.sbin/etcupdate
 .endif
 
 #.if ${MK_RESCUE} == no
diff --git a/usr.sbin/Makefile b/usr.sbin/Makefile
index c2b0b7c15470..67499a10b5c6 100644
--- a/usr.sbin/Makefile
+++ b/usr.sbin/Makefile
@@ -25,6 +25,7 @@ SUBDIR=	adduser \
 	digictl \
 	diskinfo \
 	dumpcis \
+	etcupdate \
 	extattr \
 	extattrctl \
 	fifolog \
@@ -188,7 +189,6 @@ SUBDIR.${MK_QUOTAS}+=	edquota
 SUBDIR.${MK_QUOTAS}+=	quotaon
 SUBDIR.${MK_QUOTAS}+=	repquota
 SUBDIR.${MK_RCMDS}+=	rwhod
-SUBDIR.${MK_RCS}+=	etcupdate
 SUBDIR.${MK_SENDMAIL}+=	editmap
 SUBDIR.${MK_SENDMAIL}+=	mailstats
 SUBDIR.${MK_SENDMAIL}+=	makemap