Index: head/net/mininet/Makefile
===================================================================
--- head/net/mininet/Makefile	(revision 474558)
+++ head/net/mininet/Makefile	(revision 474559)
@@ -1,49 +1,49 @@
 # $FreeBSD$
 
 PORTNAME=	mininet
 PORTVERSION=	2.3.0d1
 CATEGORIES=	net python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	akoshibe@gmail.com
 COMMENT=	Emulator for rapid prototyping of software defined networks
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	help2man>=0:misc/help2man
 RUN_DEPENDS=	iperf>=0:benchmarks/iperf \
 		openvswitch>=0:net/openvswitch \
 		${PYTHON_PKGNAMEPREFIX}ryu>=0:net/ryu@${PY_FLAVOR} \
 		socat>=0:net/socat \
 		bash:shells/bash
 
-USES=		python
+USES=		python:2.7
 USE_PYTHON=	distutils
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	akoshibe
 GH_TAGNAME=	b88c58c
 
 do-build:
 	@${CC} ${WRKSRC}/mnexec.c -o ${BUILD_WRKSRC}/mnexec
 	@help2man -N -n "create a Mininet network."  --no-discard-stderr \
 		"${PYTHON_CMD} -B ${BUILD_WRKSRC}/bin/mn" -o ${BUILD_WRKSRC}/mn.1
 	@help2man -N -n "execution utility for Mininet."  -h "-h" -v "-v" \
 		--no-discard-stderr ${BUILD_WRKSRC}/mnexec -o ${BUILD_WRKSRC}/mnexec.1
 	@(cd ${BUILD_WRKSRC}; ${SETENV} ${MAKE_ENV} ${PYTHON_CMD} ${PYDISTUTILS_SETUP} ${PYDISTUTILS_BUILD_TARGET} ${PYDISTUTILS_BUILDARGS})
 
 do-install:
 	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/mnexec ${STAGEDIR}${PREFIX}/bin
 .for m in mnexec mn
 	${INSTALL_MAN} ${BUILD_WRKSRC}/$m.1 ${STAGEDIR}${PREFIX}/man/man1
 .endfor
 	${INSTALL} -d ${STAGEDIR}${PREFIX}/share/doc/mininet
 	${INSTALL_DATA} ${BUILD_WRKSRC}/README.md ${STAGEDIR}${PREFIX}/share/doc/mininet
 	${INSTALL} -d ${STAGEDIR}${PREFIX}/share/examples/mininet
 .for f in examples/README.md examples/*.py
 	${INSTALL_DATA} ${BUILD_WRKSRC}/$f ${STAGEDIR}${PREFIX}/share/examples/mininet
 	@(cd ${INSTALL_WRKSRC}; ${SETENV} ${MAKE_ENV} ${PYTHON_CMD} ${PYDISTUTILS_SETUP} ${PYDISTUTILS_INSTALL_TARGET} ${PYDISTUTILS_INSTALLARGS})
 .endfor
 
 .include <bsd.port.mk>