diff --git a/devel/py-pdm/Makefile b/devel/py-pdm/Makefile
index 1439a0b7b159..c12dcb09e121 100644
--- a/devel/py-pdm/Makefile
+++ b/devel/py-pdm/Makefile
@@ -1,46 +1,47 @@
 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 
 PORTNAME=	pdm
 PORTVERSION=	1.15.4
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Python Development Master
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}blinker>=0:devel/py-blinker@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}click>=7:devel/py-click@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}findpython>=0:devel/py-findpython@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}installer>=0.5.1<0.6:devel/py-installer@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}packaging>=0:devel/py-packaging@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}pdm-pep517>=0.9<1:devel/py-pdm-pep517@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}pdm-pep517>=0.9:devel/py-pdm-pep517@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pep517>=0.11.0:devel/py-pep517@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}platformdirs>=0:devel/py-platformdirs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}python-dotenv>=0.15:www/py-python-dotenv@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}resolvelib>=0.8<0.9:devel/py-resolvelib@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}shellingham>=1.3.2:devel/py-shellingham@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}tomli>=1.1.0:textproc/py-tomli@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}tomlkit>=0.8.0<1:textproc/py-tomlkit@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>=0.36.2:devel/py-wheel@${PY_FLAVOR}
 
 USES=		python:3.7+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.pre.mk>
 
 .if ${PYTHON_REL} < 30800
 RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}importlib-metadata>=0:devel/py-importlib-metadata@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}typing-extensions>=0:devel/py-typing-extensions@${PY_FLAVOR}
 .endif
 
 post-patch:
 	@${RM} ${WRKSRC}/pyproject.toml
 	@${SED} -e 's|%%PORTVERSION%%|${PORTVERSION}|' ${FILESDIR}/setup.py > ${WRKSRC}/setup.py
 
 .include <bsd.port.post.mk>
diff --git a/devel/py-pdm/files/setup.py b/devel/py-pdm/files/setup.py
index 09db302d1a99..df04822fd9ca 100644
--- a/devel/py-pdm/files/setup.py
+++ b/devel/py-pdm/files/setup.py
@@ -1,77 +1,77 @@
 # -*- coding: utf-8 -*-
 from setuptools import setup
 
 import codecs
 
 with codecs.open('README.md', encoding="utf-8") as fp:
     long_description = fp.read()
 INSTALL_REQUIRE = [
     'blinker',
     'click>=7',
     'importlib-metadata; python_version < "3.8"',
     'installer>=0.5.1,<0.6',
     'packaging',
-    'pdm-pep517>=0.9,<1',
+    'pdm-pep517>=0.9',
     'pep517>=0.11.0',
     'platformdirs',
     'python-dotenv>=0.15',
     'resolvelib>=0.8,<0.9',
     'shellingham>=1.3.2',
     'tomli>=1.1.0',
     'tomlkit>=0.8.0,<1',
     'typing-extensions; python_version < "3.8"',
     'wheel>=0.36.2',
 ]
 ENTRY_POINTS = {
     'console_scripts': [
         'pdm = pdm.core:main',
     ],
 }
 
 setup_kwargs = {
     'name': 'pdm',
     'version': '%%PORTVERSION%%',
     'description': 'Python Development Master',
     'long_description': long_description,
     'license': 'MIT',
     'author': '',
     'author_email': 'frostming <mianghong@gmail.com>',
     'maintainer': None,
     'maintainer_email': None,
     'url': 'https://pdm.fming.dev',
     'packages': [
         'pdm',
         'pdm._vendor',
         'pdm._vendor.colorama',
         'pdm._vendor.halo',
         'pdm._vendor.log_symbols',
         'pdm._vendor.spinners',
         'pdm.builders',
         'pdm.cli',
         'pdm.cli.commands',
         'pdm.cli.completions',
         'pdm.formats',
         'pdm.installers',
         'pdm.models',
         'pdm.models.in_process',
         'pdm.pep582',
         'pdm.project',
         'pdm.resolver',
     ],
     'package_data': {'': ['*']},
     'long_description_content_type': 'text/markdown',
     'keywords': ['packaging', 'dependency', 'workflow'],
     'classifiers': [
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Topic :: Software Development :: Build Tools',
     ],
     'install_requires': INSTALL_REQUIRE,
     'python_requires': '>=3.7',
     'entry_points': ENTRY_POINTS,
 }
 
 setup(**setup_kwargs)