Index: head/devel/py-boto/Makefile
===================================================================
--- head/devel/py-boto/Makefile	(revision 433424)
+++ head/devel/py-boto/Makefile	(revision 433425)
@@ -1,21 +1,22 @@
 # Created by: Peter Schuller <peter.schuller@infidyne.com>
 # $FreeBSD$
 
 PORTNAME=	boto
 PORTVERSION=	2.45.0
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	rm@FreeBSD.org
 COMMENT=	Python interface to Amazon Web Services
 
 LICENSE=	MIT
 
 NO_ARCH=	yes
 USES=		python:2.7+
-USE_PYTHON=	autoplist distutils
+USE_PYTHON=	autoplist concurrent distutils
 
 CONFLICTS_INSTALL=	p5-Net-Amazon-Route53-[0-9]*
 
 .include <bsd.port.mk>