diff --git a/devel/py-toolz/Makefile b/devel/py-toolz/Makefile
index 2bafffcc59ef..ebb9c741db68 100644
--- a/devel/py-toolz/Makefile
+++ b/devel/py-toolz/Makefile
@@ -1,18 +1,21 @@
 PORTNAME=	toolz
 DISTVERSION=	0.12.0
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Functional standard library for Python
 WWW=		https://github.com/pytoolz/toolz
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 USES=		python
-USE_PYTHON=	distutils autoplist
+USE_PYTHON=	distutils autoplist pytest # 1 test fails, see https://github.com/pytoolz/toolz/issues/573
+
 NO_ARCH=	yes
 
+# 'from tlz import curry' fails, see https://github.com/pytoolz/toolz/issues/573
+
 .include <bsd.port.mk>