diff --git a/devel/py-tzlocal/Makefile b/devel/py-tzlocal/Makefile
index 3215358e2ae4..ea34776420c2 100644
--- a/devel/py-tzlocal/Makefile
+++ b/devel/py-tzlocal/Makefile
@@ -1,24 +1,31 @@
 PORTNAME=	tzlocal
-DISTVERSION=	4.2
-PORTREVISION=	1
+PORTVERSION=	4.3
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
-MAINTAINER=	rob.kruus@gmail.com
+MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Returns the tzinfo object for the local timezone
 WWW=		https://github.com/regebro/tzlocal
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytz-deprecation-shim>0:devel/py-pytz-deprecation-shim@${PY_FLAVOR}
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=42:devel/py-setuptools@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}wheel>=0:devel/py-wheel@${PY_FLAVOR}
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytz-deprecation-shim>=0:devel/py-pytz-deprecation-shim@${PY_FLAVOR}
+TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest-cov>=0:devel/py-pytest-cov@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}pytest-mock>=3.3:devel/py-pytest-mock@${PY_FLAVOR}
 
 USES=		python
-USE_PYTHON=	distutils autoplist
+USE_PYTHON=	autoplist concurrent pep517 pytest
+
 NO_ARCH=	yes
 
-do-test:
-	@cd ${WRKSRC} && ${PYTHON_CMD} ${PYSETUP} test
+.include <bsd.port.pre.mk>
+
+.if ${PYTHON_REL} < 30900
+RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}backports.zoneinfo>=0:devel/py-backports.zoneinfo@${PY_FLAVOR}
+.endif
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>
diff --git a/devel/py-tzlocal/distinfo b/devel/py-tzlocal/distinfo
index 1c14c19783e8..de0c28d0ff13 100644
--- a/devel/py-tzlocal/distinfo
+++ b/devel/py-tzlocal/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1662211975
-SHA256 (tzlocal-4.2.tar.gz) = ee5842fa3a795f023514ac2d801c4a81d1743bbe642e3940143326b3a00addd7
-SIZE (tzlocal-4.2.tar.gz) = 32181
+TIMESTAMP = 1682778433
+SHA256 (tzlocal-4.3.tar.gz) = 3f21d09e1b2aa9f2dacca12da240ca37de3ba5237a93addfd6d593afe9073355
+SIZE (tzlocal-4.3.tar.gz) = 31496