Index: head/devel/py-os-win/Makefile
===================================================================
--- head/devel/py-os-win/Makefile	(revision 503148)
+++ head/devel/py-os-win/Makefile	(revision 503149)
@@ -1,31 +1,31 @@
 # Created by: Alexander Nusov <alexander.nusov@nfvexpress.com>
 # $FreeBSD$
 
 PORTNAME=	os-win
 PORTVERSION=	3.0.1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	alexander.nusov@nfvexpress.com
 COMMENT=	Windows / Hyper-V library for openstack projects
 
 LICENSE=	APACHE20
-LICENSE_FILES=	${WRKSRC}/LICENSE
+LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pbr>=2.0.0:devel/py-pbr@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pbr>=2.0.0:devel/py-pbr@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}Babel>=2.3.4:devel/py-babel@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}eventlet>=0.18.2:net/py-eventlet@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.concurrency>=3.20.0:devel/py-oslo.concurrency@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.config>=5.1.0:devel/py-oslo.config@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.log>=3.30.0:devel/py-oslo.log@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.utils>=3.33.0:devel/py-oslo.utils@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.i18n>=3.15.3:devel/py-oslo.i18n@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>