diff --git a/benchmarks/iorate/Makefile b/benchmarks/iorate/Makefile
index e201f96ea75d..640b24d90318 100644
--- a/benchmarks/iorate/Makefile
+++ b/benchmarks/iorate/Makefile
@@ -1,36 +1,35 @@
 PORTNAME=	iorate
 DISTVERSION=	3-05
 PORTREVISION=	1
 CATEGORIES=	benchmarks
 MASTER_SITES=	http://sites.google.com/site/vwiorate/downloads/${DISTVERSION}/
 DISTNAME=	${PORTNAME}-${PORTVERSION}-src
-EXTRACT_SUFX=	.tar
 
 MAINTAINER=	blttll@gmail.com
 COMMENT=	General purpose storage I/O benchmarking tool
 WWW=		http://iorate.org/
 
-USES=		alias bison
+USES=		alias bison tar
 MAKEFILE=	makefile
 MAKE_ARGS=	CC="${CC}"
 NO_WRKSUBDIR=	yes
 
 PORTDOCS=	README README.versions
 
 OPTIONS_DEFINE=	DOCS
 
 post-patch:
 	@${REINPLACE_CMD} -e 's,^CFLAGS ,&+,' ${WRKSRC}/${MAKEFILE}
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/iorate ${WRKSRC}/ior_rand \
 		${STAGEDIR}${PREFIX}/bin
 	${INSTALL_MAN} ${WRKSRC}/*.1 ${STAGEDIR}${PREFIX}/share/man/man1
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${INSTALL_SCRIPT} ${WRKSRC}/cycle ${WRKSRC}/gen_* ${WRKSRC}/run_* \
 		${STAGEDIR}${DATADIR}
 	${INSTALL_DATA} ${WRKSRC}/*.ior ${STAGEDIR}${DATADIR}
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>