Index: head/security/py-certbot/Makefile
===================================================================
--- head/security/py-certbot/Makefile	(revision 447457)
+++ head/security/py-certbot/Makefile	(revision 447458)
@@ -1,44 +1,46 @@
 # Created by: Kubilay Kocak <koobs@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	certbot
 PORTVERSION=	0.16.0
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	security python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	koobs@FreeBSD.org
 COMMENT=	Let's Encrypt client
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}acme==${PKGVERSION}:security/py-acme \
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}acme>=${PORTVERSION}:security/py-acme \
 		${PYTHON_PKGNAMEPREFIX}configargparse>=0.9.3:devel/py-configargparse \
 		${PYTHON_PKGNAMEPREFIX}configobj>0:devel/py-configobj \
 		${PYTHON_PKGNAMEPREFIX}cryptography>=1.2:security/py-cryptography \
 		${PYTHON_PKGNAMEPREFIX}parsedatetime>=1.3:devel/py-parsedatetime \
 		${PYTHON_PKGNAMEPREFIX}openssl>0:security/py-openssl \
 		${PYTHON_PKGNAMEPREFIX}pyrfc3339>0:devel/py-pyrfc3339 \
 		${PYTHON_PKGNAMEPREFIX}pytz>0:devel/py-pytz \
 		${PYTHON_PKGNAMEPREFIX}setuptools>=1.0:devel/${PYTHON_PKGNAMEPREFIX}setuptools \
 		${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six \
 		${PYTHON_PKGNAMEPREFIX}zope.component>0:devel/py-zope.component \
 		${PYTHON_PKGNAMEPREFIX}zope.interface>0:devel/py-zope.interface
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}mock>0:devel/py-mock
 
-USES=		python:-2.7
-USE_PYTHON=	autoplist distutils
+# Actually 2.7,3.3+
+USES=		python
+USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 post-patch:
 	${REINPLACE_CMD} \
 		-e 's|/etc/|${LOCALBASE}/etc/|' \
 		-e 's|/var/lib|/var/db|' \
 		${WRKSRC}/${PORTNAME}/constants.py
 do-test:
 	@cd ${WRKSRC} && ${PYTHON_CMD} ${PYDISTUTILS_SETUP} test
 
 .include <bsd.port.mk>