diff --git a/lib/Makefile b/lib/Makefile
index bf8f2c386f6..c3a95f00d4e 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -237,7 +237,7 @@ SUBDIR.${MK_RADIUS_SUPPORT}+=	libradius
 SUBDIR.${MK_SENDMAIL}+=	libmilter libsm libsmdb libsmutil
 SUBDIR.${MK_TELNET}+=	libtelnet
 SUBDIR.${MK_SOUND}+=	libmixer
-SUBDIR.${MK_SOUND}+=	virtual_oss
+SUBDIR.${MK_CUSE}.${MK_SOUND}+=	virtual_oss
 SUBDIR.${MK_TESTS_SUPPORT}+=	atf
 SUBDIR.${MK_TESTS_SUPPORT}+=	liblutok
 SUBDIR.${MK_TESTS}+=	tests
diff --git a/usr.sbin/Makefile b/usr.sbin/Makefile
index d9a5f231ba6..3d3a8443a7c 100644
--- a/usr.sbin/Makefile
+++ b/usr.sbin/Makefile
@@ -199,7 +199,7 @@ SUBDIR.${MK_SENDMAIL}+=	praliases
 SUBDIR.${MK_SENDMAIL}+=	sendmail
 SUBDIR.${MK_SOUND}+=	mixer
 SUBDIR.${MK_SOUND}+=	sndctl
-SUBDIR.${MK_SOUND}+=	virtual_oss
+SUBDIR.${MK_CUSE}.${MK_SOUND}+=	virtual_oss
 SUBDIR.${MK_TCP_WRAPPERS}+=	tcpdchk
 SUBDIR.${MK_TCP_WRAPPERS}+=	tcpdmatch
 SUBDIR.${MK_TOOLCHAIN}+=	config