Index: head/usr.sbin/tzsetup/Makefile
===================================================================
--- head/usr.sbin/tzsetup/Makefile	(revision 314462)
+++ head/usr.sbin/tzsetup/Makefile	(revision 314463)
@@ -1,16 +1,16 @@
 # $FreeBSD$
 
 .include <src.opts.mk>
 
 PROG=	tzsetup
 MAN=	tzsetup.8
 
 CFLAGS+= -I.
 
 .if ${MK_DIALOG} != no
 WARNS?=	3
-CFLAGS+=	-I${.CURDIR}/../../contrib/dialog -DHAVE_DIALOG
+CFLAGS+=	-I${SRCTOP}/contrib/dialog -DHAVE_DIALOG
 LIBADD=	dialog ncursesw
 .endif
 
 .include <bsd.prog.mk>