Index: head/dns/dsc/Makefile
===================================================================
--- head/dns/dsc/Makefile	(revision 478327)
+++ head/dns/dsc/Makefile	(revision 478328)
@@ -1,30 +1,30 @@
 # Created by: Leo Vandewoestijne <freebsd@dns.company>
 # $FreeBSD$
 
 PORTNAME=	dsc
 PORTVERSION=	2.7.0
 CATEGORIES=	dns
 MASTER_SITES=	https://www.dns-oarc.net/files/dsc/ \
 		https://dns.company/files/dsc/
 
 MAINTAINER=	freebsd@dns.company
 COMMENT=	Tool used for collecting and exploring statistics from DNS servers
 
 LICENSE=	BSD3CLAUSE
 
 BUILD_DEPENDS=	${RUN_DEPENDS}
 RUN_DEPENDS=	libpcap>=1.8.1:net/libpcap			\
 		GeoIP>=1.6.12:net/GeoIP				\
 		p5-Proc-PID-File>=1.28:devel/p5-Proc-PID-File	\
 		p5-XML-Simple>=2.24:textproc/p5-XML-Simple	\
 		dsp>=2.0.0:dns/dsp
 
 GNU_CONFIGURE=	yes
-CONFIGURE_ARGS+= --with-extra-cflags=-I${PREFIX}/include
+CONFIGURE_ARGS=	--with-extra-cflags=-I${LOCALBASE}/include
 USES=		gmake perl5 shebangfix
 
 SUB_FILES=	pkg-message
 
 USE_RC_SUBR=    dsc
 
 .include <bsd.port.mk>