Index: head/archivers/py-lz4/Makefile
===================================================================
--- head/archivers/py-lz4/Makefile	(revision 461000)
+++ head/archivers/py-lz4/Makefile	(revision 461001)
@@ -1,37 +1,37 @@
 # $FreeBSD$
 
 PORTNAME=	lz4
-PORTVERSION=	0.20.1
+PORTVERSION=	0.21.6
 CATEGORIES=	archivers python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	python@FreeBSD.org
 COMMENT=	Python binding for the LZ4 compression library
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	liblz4>=1.7.5:archivers/liblz4 \
 		${PYTHON_PKGNAMEPREFIX}pkgconfig>=0:devel/py-pkgconfig@${FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pytest-runner>=0:devel/py-pytest-runner@${FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}setuptools_scm>0:devel/py-setuptools_scm@${FLAVOR}
 LIB_DEPENDS=	liblz4.so:archivers/liblz4
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}deprecation>=0:devel/py-deprecation@${FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>=0:devel/py-pytest@${FLAVOR}
 
 USE_PYTHON=	distutils py3kplist
 USES=		python
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}/_version.so \
 		${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}/block/_block.so \
 		${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/${PORTNAME}/frame/_frame.so
 
 .include <bsd.port.pre.mk>
 
 .if ${PYTHON_REL} < 3000
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}future>=0:devel/py-future@${FLAVOR}
 .endif
 
 .include <bsd.port.post.mk>
Index: head/archivers/py-lz4/distinfo
===================================================================
--- head/archivers/py-lz4/distinfo	(revision 461000)
+++ head/archivers/py-lz4/distinfo	(revision 461001)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1517673332
-SHA256 (lz4-0.20.1.tar.gz) = 54a28528cf264bfb24d7fa355a29535882edfeb19f4afa31c1d0a7b2e6eec6b1
-SIZE (lz4-0.20.1.tar.gz) = 111751
+TIMESTAMP = 1517844832
+SHA256 (lz4-0.21.6.tar.gz) = 7c1e9908e6aa3a4f15ddacd82cdbd0d029e826c75df3205abd382d0168fd970f
+SIZE (lz4-0.21.6.tar.gz) = 112647