diff --git a/Makefile b/Makefile
index 793c640..fde5f7d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# $MirOS: src/bin/ksh/Makefile,v 1.3 2005/03/15 19:05:11 tg Exp $
+# $MirOS: src/bin/ksh/Makefile,v 1.4 2005/08/29 20:54:39 tg Exp $
 # $OpenBSD: Makefile,v 1.18 2004/02/16 19:07:19 deraadt Exp $
 
 PROG=	ksh
@@ -7,8 +7,9 @@ SRCS=	alloc.c c_ksh.c c_sh.c c_test.c c_ulimit.c edit.c emacs.c eval.c \
 	path.c shf.c syn.c table.c trap.c tree.c tty.c var.c vi.c
 MAN=	ksh.1
 
+.include <bsd.own.mk>
+COPTS+=		-Wall -Wextra -pedantic
 CPPFLAGS+=	-DHAVE_CONFIG_H -I. -DMIRBSD_NATIVE
-CFLAGS+=	-Wall -Wextra -pedantic
 CLEANFILES+=	emacs.out
 
 LINKS=	${BINDIR}/ksh ${BINDIR}/rksh