Index: Makefile
===================================================================
--- Makefile	(revision 556110)
+++ Makefile	(working copy)
@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PORTNAME=	isort
-PORTVERSION=	4.3.21
+PORTVERSION=	5.6.4
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -12,19 +12,11 @@
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-RUN_DEPENDS=	${PY_FUTURES}
-TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}mock>=0:devel/py-mock@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}pytest>=0:devel/py-pytest@${PY_FLAVOR}
-
-USES=		python
+USES=		python:3.6+
 USE_PYTHON=	autoplist concurrent distutils
-
 NO_ARCH=	yes
 
-.include <bsd.port.pre.mk>
+do-test:
+	@cd ${TEST_WRKSRC} && ${SETENV} ${TEST_ENV} ${PYTHON_CMD} -m pytest -v -rs
 
-.if ${PYTHON_REL} < 3200
-RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}backports.functools_lru_cache>=0:devel/py-backports.functools_lru_cache@${PY_FLAVOR}
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>
Index: distinfo
===================================================================
--- distinfo	(revision 556110)
+++ distinfo	(working copy)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1561659066
-SHA256 (isort-4.3.21.tar.gz) = 54da7e92468955c4fceacd0c86bd0ec997b0e1ee80d97f67c35a78b719dccab1
-SIZE (isort-4.3.21.tar.gz) = 69546
+TIMESTAMP = 1606143735
+SHA256 (isort-5.6.4.tar.gz) = dcaeec1b5f0eca77faea2a35ab790b4f3680ff75590bfcb7145986905aab2f58
+SIZE (isort-5.6.4.tar.gz) = 90984
Index: pkg-descr
===================================================================
--- pkg-descr	(revision 556110)
+++ pkg-descr	(working copy)
@@ -3,4 +3,4 @@
 Python library and plugins for various editors to quickly sort all your imports.
 
 WWW: https://pypi.org/project/isort/
-WWW: https://github.com/timothycrosley/isort
+WWW: https://github.com/PyCQA/isort