diff --git a/devel/py-taskflow/Makefile b/devel/py-taskflow/Makefile
index ede235156935..2e0edff482ea 100644
--- a/devel/py-taskflow/Makefile
+++ b/devel/py-taskflow/Makefile
@@ -1,50 +1,50 @@
 # Created by: Alexander Nusov <alexander.nusov@nfvexpress.com>
 
 PORTNAME=	taskflow
-PORTVERSION=	4.6.3
+PORTVERSION=	4.6.4
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Taskflow structured state management library
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pbr>=2.0.0:devel/py-pbr@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}automaton>=1.9.0:devel/py-automaton@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}cachetools>=2.0.0:devel/py-cachetools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}fasteners>=0.7.0:devel/py-fasteners@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}futurist>=1.2.0:devel/py-futurist@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}jsonschema>=3.2.0:devel/py-jsonschema@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}networkx>=2.1.0,1:math/py-networkx@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.serialization>=2.18.0:devel/py-oslo.serialization@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}oslo.utils>=3.33.0:devel/py-oslo.utils@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pbr>=2.0.0:devel/py-pbr@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pydot>=1.2.4:graphics/py-pydot@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>=1.10.0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}stevedore>=1.20.0:devel/py-stevedore@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}tenacity>=6.0.0:devel/py-tenacity@${PY_FLAVOR}
 
 USES=		python:3.6+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 OPTIONS_DEFINE=	DATABASE EVENTLET REDIS WORKERS
 DATABASE_DESC=	Database support
 EVENTLET_DESC=	Eventlet support
 REDIS_DESC=	Redis support
 WORKERS_DESC=	Worker support
 
 DATABASE_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}alembic>=0.8.10:databases/py-alembic@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}psycopg2>=2.8.0:databases/py-psycopg2@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}pymysql>=0.7.6:databases/py-pymysql@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}sqlalchemy13>=1.0.10:databases/py-sqlalchemy13@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}sqlalchemy-utils>=0.30.11:databases/py-sqlalchemy-utils@${PY_FLAVOR}
 EVENTLET_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}eventlet>=0.18.2:net/py-eventlet@${PY_FLAVOR}
 REDIS_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}redis>=2.10.0:databases/py-redis@${PY_FLAVOR}
 WORKERS_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}kombu>=4.3.0:net/py-kombu@${PY_FLAVOR}
 
 .include <bsd.port.mk>
diff --git a/devel/py-taskflow/distinfo b/devel/py-taskflow/distinfo
index e1a4ef0b8c5c..6bea62a04eda 100644
--- a/devel/py-taskflow/distinfo
+++ b/devel/py-taskflow/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1638556604
-SHA256 (taskflow-4.6.3.tar.gz) = 1bd2f257248979ad2233f9856e24d6b8da459fc9592c3b5f2e3d2cfed92579d1
-SIZE (taskflow-4.6.3.tar.gz) = 1076461
+TIMESTAMP = 1646058040
+SHA256 (taskflow-4.6.4.tar.gz) = ce22a5581487cf2be0fc1a114eb27e4d9abed54bed8d1ae0b0f4dc5e3d58449a
+SIZE (taskflow-4.6.4.tar.gz) = 1076719