Index: head/archivers/py-zstandard/Makefile
===================================================================
--- head/archivers/py-zstandard/Makefile	(revision 482408)
+++ head/archivers/py-zstandard/Makefile	(revision 482409)
@@ -1,27 +1,26 @@
 # $FreeBSD$
 
 PORTNAME=	zstandard
-DISTVERSION=	0.9.1
-PORTREVISION=	2
+DISTVERSION=	0.10.1
 CATEGORIES=	archivers python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Zstandard bindings for Python, a full-featured version
 
 LICENSE=	BSD2CLAUSE
 
 BROKEN_powerpc64=	fails to build: cffi.error.CDefError: parse error
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}cffi>=1.8.0:devel/py-cffi@${PY_FLAVOR}
-#LIB_DEPENDS=	libzstd.so:archivers/zstd # system-zstd is broken, see comment below
+LIB_DEPENDS=	libzstd.so:archivers/zstd
 
 USES=		localbase python
 USE_PYTHON=	distutils autoplist
-#PYDISTUTILS_BUILDARGS=	--system-zstd # broken: https://github.com/indygreg/python-zstandard/issues/52
+PYDISTUTILS_BUILDARGS=	--system-zstd
 
 post-install:
 	@cd ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR} && ${STRIP_CMD} zstd.so _zstd_cffi.so
 
 .include <bsd.port.mk>
Index: head/archivers/py-zstandard/distinfo
===================================================================
--- head/archivers/py-zstandard/distinfo	(revision 482408)
+++ head/archivers/py-zstandard/distinfo	(revision 482409)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1528180596
-SHA256 (zstandard-0.9.1.tar.gz) = 59c7d6f1f85cebb5124abb50d8ec281c5311e0812e18785e28b197cf1515dd3b
-SIZE (zstandard-0.9.1.tar.gz) = 558984
+TIMESTAMP = 1539926027
+SHA256 (zstandard-0.10.1.tar.gz) = b9e21eb96328ae594a9a9ffb48424ecf758d0dbffaed2a508aa6679cb2cf658c
+SIZE (zstandard-0.10.1.tar.gz) = 611517