diff --git a/devel/py-pathtools/Makefile b/devel/py-pathtools/Makefile
index 4cd3ef25b399..93367c244817 100644
--- a/devel/py-pathtools/Makefile
+++ b/devel/py-pathtools/Makefile
@@ -1,34 +1,37 @@
 PORTNAME=	pathtools
 PORTVERSION=	0.1.2
 PORTREVISION=	6
 CATEGORIES=	devel
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	nivit@FreeBSD.org
 COMMENT=	File system general utilities for Python
 WWW=		https://github.com/gorakhargosh/pathtools
 
 LICENSE=	MIT
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=63.1:devel/py-setuptools \
+		${PYTHON_PKGNAMEPREFIX}wheel>=0.47:devel/py-wheel
+
 USES=		python
-USE_PYTHON=	distutils autoplist
+USE_PYTHON=	autoplist pep517
+
+DOCSDIR=	${PREFIX}/share/doc/${PKGNAMEPREFIX}${PORTNAME}
 
 NO_ARCH=	yes
 
+PORTDOCS=	*
+
 OPTIONS_DEFINE=	DOCS
 
 DOCS_BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}sphinx>=0,1:textproc/py-sphinx@${PY_FLAVOR}
 
-DOCSDIR=	${PREFIX}/share/doc/${PKGNAMEPREFIX}${PORTNAME}
-
-PORTDOCS=	*
-
 post-build-DOCS-on:
 	@(cd ${WRKSRC}/docs ; ${MAKE} SPHINXBUILD=sphinx-build-${PYTHON_VER} html)
 
 post-install-DOCS-on:
 	@(cd ${WRKSRC}/docs/build/html ; ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR} \
 		"! -name .buildinfo -and ! -name objects.inv")
 
 .include <bsd.port.mk>
diff --git a/devel/py-pathtools/files/patch-setup.py b/devel/py-pathtools/files/patch-setup.py
new file mode 100644
index 000000000000..6b16ec5b441f
--- /dev/null
+++ b/devel/py-pathtools/files/patch-setup.py
@@ -0,0 +1,25 @@
+--- setup.py.orig	2011-08-25 09:25:25 UTC
++++ setup.py
+@@ -22,11 +22,20 @@ import os
+ # THE SOFTWARE.
+ 
+ import os
+-import imp
++import importlib.util
++import importlib.machinery
+ from setuptools import setup
+ 
+ PKG_DIR = 'pathtools'
+-version = imp.load_source('version',
++
++def load_source(modname, filename):
++    loader = importlib.machinery.SourceFileLoader(modname, filename)
++    spec = importlib.util.spec_from_file_location(modname, filename, loader=loader)
++    module = importlib.util.module_from_spec(spec)
++    loader.exec_module(module)
++    return module
++
++version = load_source('version',
+                           os.path.join(PKG_DIR, 'version.py'))
+ 
+ def read_file(filename):