Index: head/print/py-fonttools/Makefile
===================================================================
--- head/print/py-fonttools/Makefile	(revision 439542)
+++ head/print/py-fonttools/Makefile	(revision 439543)
@@ -1,27 +1,27 @@
 # Created by: Joseph Koshy <jkoshy@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	fonttools
 PORTVERSION=	3.10.0
 CATEGORIES=	print python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	python@FreeBSD.org
 COMMENT=	Open source library for manipulating fonts, written in Python
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	behdad
 
-USES=		python
+USES?=		python
 USE_PYTHON=	autoplist concurrent distutils
 NO_ARCH=	yes
 
 OPTIONS_DEFINE=	DOCS
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|share/man/man1|man/man1|g' ${WRKSRC}/setup.py
 
 .include <bsd.port.mk>