diff --git a/textproc/iso8879/Makefile b/textproc/iso8879/Makefile
index e5fc568f0457..75ede90a0c62 100644
--- a/textproc/iso8879/Makefile
+++ b/textproc/iso8879/Makefile
@@ -7,20 +7,18 @@
 
 PORTNAME=	iso8879
 PORTVERSION=	1986
-PORTREVISION=	2
+PORTREVISION=	3
 CATEGORIES=	textproc
 MASTER_SITES=	${MASTER_SITE_LOCAL}
 MASTER_SITE_SUBDIR=	kuriyama
 DISTNAME=	isoENTS
-EXTRACT_SUFX=	.zip
 
 MAINTAINER=	kuriyama@FreeBSD.org
 COMMENT=	Character entity sets from ISO 8879:1986 (SGML)
 
-BUILD_DEPENDS=	unzip:${PORTSDIR}/archivers/unzip
 RUN_DEPENDS=	${XMLCATMGR}:${PORTSDIR}/textproc/xmlcatmgr
 
-EXTRACT_ONLY=	# empty
+USE_ZIP=	yes
 NO_BUILD=	yes
 NO_WRKSUBDIR=	yes
 PLIST_SUB=	DTD_NAME=${PORTNAME} XMLCATMGR=${XMLCATMGR}
@@ -30,14 +28,10 @@ INSTDIR=	${PREFIX}/share/sgml/iso8879
 XMLCATMGR=	${LOCALBASE}/bin/xmlcatmgr
 CATALOG_PORTS_SGML=	${PREFIX}/share/sgml/catalog.ports
 
-pre-su-install:
-	@[ -d ${INSTDIR} ] || ${MKDIR} ${INSTDIR}
-
 do-install:
-	@${UNZIP_CMD} -q -o ${DISTDIR}/${DISTFILES} -d ${INSTDIR}
+	@${MKDIR} ${INSTDIR}
+	@${INSTALL_DATA} ${WRKSRC}/ISO* ${INSTDIR}
 	@${INSTALL_DATA} ${FILESDIR}/catalog ${INSTDIR}/catalog
-	@${CHMOD} ${SHAREMODE} ${INSTDIR}/*
-	@${CHOWN} -R ${SHAREOWN}:${SHAREGRP} ${INSTDIR}
 
 post-install:
 	@${XMLCATMGR} -sc ${CATALOG_PORTS_SGML} add CATALOG ${PORTNAME}/catalog