Index: head/devel/py-funcsigs/Makefile
===================================================================
--- head/devel/py-funcsigs/Makefile	(revision 437249)
+++ head/devel/py-funcsigs/Makefile	(revision 437250)
@@ -1,23 +1,23 @@
 # Created by: Martin Wilke <miwi@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	funcsigs
 PORTVERSION=	1.0.2
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Python function signatures from PEP362
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-USES=		python
-USE_PYTHON=	distutils autoplist
 NO_ARCH=	yes
+USE_PYTHON=	autoplist concurrent distutils
+USES=		python
 
 do-test:
-	@cd ${WRKSRC} && ${PYTHON_CMD} ${PYDISTUTILS_SETUP} test
+	cd ${WRKSRC}/ && ${PYTHON_CMD} ${PYDISTUTILS_SETUP} test
 
 .include <bsd.port.mk>