diff --git a/usr.sbin/adduser/Makefile b/usr.sbin/adduser/Makefile
index f1764cd2dcdc..cb5ed7fda04f 100644
--- a/usr.sbin/adduser/Makefile
+++ b/usr.sbin/adduser/Makefile
@@ -1,9 +1,7 @@
 MAN8=   adduser.8
 
-clean obj:
-
 beforeinstall:
-	install -c -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
+	${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
 	    ${.CURDIR}/adduser.perl ${DESTDIR}${BINDIR}/adduser
 
 .include <bsd.prog.mk>