diff --git a/devel/py-tzdata/Makefile b/devel/py-tzdata/Makefile
index 3aeb8530f8de..8c7052df8431 100644
--- a/devel/py-tzdata/Makefile
+++ b/devel/py-tzdata/Makefile
@@ -1,23 +1,22 @@
 PORTNAME=	tzdata
-DISTVERSION=	2023.3
-PORTREVISION=	1
+DISTVERSION=	2023.4
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	kai@FreeBSD.org
 COMMENT=	Provider of IANA time zone data
 WWW=		https://github.com/python/tzdata
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PY_SETUPTOOLS} \
 		${PYTHON_PKGNAMEPREFIX}wheel>=0:devel/py-wheel@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist pep517
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/py-tzdata/distinfo b/devel/py-tzdata/distinfo
index 6d0f3650fc42..154d2b066e6e 100644
--- a/devel/py-tzdata/distinfo
+++ b/devel/py-tzdata/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1680100202
-SHA256 (tzdata-2023.3.tar.gz) = 11ef1e08e54acb0d4f95bdb1be05da659673de4acbd21bf9c69e94cc5e907a3a
-SIZE (tzdata-2023.3.tar.gz) = 187483
+TIMESTAMP = 1703942243
+SHA256 (tzdata-2023.4.tar.gz) = dd54c94f294765522c77399649b4fefd95522479a664a0cec87f41bebc6148c9
+SIZE (tzdata-2023.4.tar.gz) = 191298