diff --git a/pyproject.toml b/pyproject.toml
index 58aacd9fe3..f7ba3029e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,4 +3,170 @@ requires = []
 build-backend = "setuptools.build_meta"
 backend-path = ["."]
 
+[project]
+name = "setuptools"
+version = "69.5.1"
+authors = [
+	{ name = "Python Packaging Authority", email = "distutils-sig@python.org" },
+]
+description = "Easily download, build, install, upgrade, and uninstall Python packages"
+readme = "README.rst"
+classifiers = [
+	"Development Status :: 5 - Production/Stable",
+	"Intended Audience :: Developers",
+	"License :: OSI Approved :: MIT License",
+	"Programming Language :: Python :: 3",
+	"Programming Language :: Python :: 3 :: Only",
+	"Topic :: Software Development :: Libraries :: Python Modules",
+	"Topic :: System :: Archiving :: Packaging",
+	"Topic :: System :: Systems Administration",
+	"Topic :: Utilities",
+]
+keywords = ["CPAN PyPI distutils eggs package management"]
+requires-python = ">=3.8"
+dependencies = []
+
+[project.urls]
+Homepage = "https://github.com/pypa/setuptools"
+Documentation = "https://setuptools.pypa.io/"
+Changelog = "https://setuptools.pypa.io/en/stable/history.html"
+
+[project.optional-dependencies]
+testing = [
+	# upstream
+	"pytest >= 6, != 8.1.1",
+	"pytest-checkdocs >= 2.4",
+	'pytest-cov; python_implementation != "PyPy"', # coverage seems to make PyPy extremely slow
+	"pytest-mypy",
+	"pytest-enabler >= 2.2",
+	# workaround for pypa/setuptools#3921
+	'pytest-ruff >= 0.2.1; sys_platform != "cygwin"',
+
+	# local
+	"virtualenv>=13.0.0",
+	"wheel",
+	"pip>=19.1", # For proper file:// URLs support.
+	"packaging>=23.2",
+	"jaraco.envs>=2.2",
+	"pytest-xdist>=3", # Dropped dependency on pytest-fork and py
+	"jaraco.path>=3.2.0",
+	"build[virtualenv]>=1.0.3",
+	"filelock>=3.4.0",
+	"ini2toml[lite]>=0.9",
+	"tomli-w>=1.0.0",
+	"pytest-timeout",
+	'pytest-perf; sys_platform != "cygwin"', # workaround for jaraco/inflect#195, pydantic/pydantic-core#773 (see #3986)
+	# for tools/finalize.py
+	'jaraco.develop >= 7.21; python_version >= "3.9" and sys_platform != "cygwin"',
+	"pytest-home >= 0.5",
+	"mypy==1.9", # pin mypy version so a new version doesn't suddenly cause the CI to fail
+	# No Python 3.11 dependencies require tomli, but needed for type-checking since we import it directly
+	"tomli",
+	# No Python 3.12 dependencies require importlib_metadata, but needed for type-checking since we import it directly
+	"importlib_metadata",
+]
+docs = [
+	# upstream
+	"sphinx >= 3.5",
+	"jaraco.packaging >= 9.3",
+	"rst.linker >= 1.9",
+	"furo",
+	"sphinx-lint",
+
+	# tidelift
+	"jaraco.tidelift >= 1.4",
+
+	# local
+	"pygments-github-lexers==0.0.5",
+	"sphinx-favicon",
+	"sphinx-inline-tabs",
+	"sphinx-reredirects",
+	"sphinxcontrib-towncrier",
+	"sphinx-notfound-page >=1,<2",
+]
+ssl = []
+certs = []
+
+[project.entry-points."distutils.commands"]
+alias = "setuptools.command.alias:alias"
+bdist_egg = "setuptools.command.bdist_egg:bdist_egg"
+bdist_rpm = "setuptools.command.bdist_rpm:bdist_rpm"
+build = "setuptools.command.build:build"
+build_clib = "setuptools.command.build_clib:build_clib"
+build_ext = "setuptools.command.build_ext:build_ext"
+build_py = "setuptools.command.build_py:build_py"
+develop = "setuptools.command.develop:develop"
+dist_info = "setuptools.command.dist_info:dist_info"
+easy_install = "setuptools.command.easy_install:easy_install"
+editable_wheel = "setuptools.command.editable_wheel:editable_wheel"
+egg_info = "setuptools.command.egg_info:egg_info"
+install = "setuptools.command.install:install"
+install_egg_info = "setuptools.command.install_egg_info:install_egg_info"
+install_lib = "setuptools.command.install_lib:install_lib"
+install_scripts = "setuptools.command.install_scripts:install_scripts"
+rotate = "setuptools.command.rotate:rotate"
+saveopts = "setuptools.command.saveopts:saveopts"
+sdist = "setuptools.command.sdist:sdist"
+setopt = "setuptools.command.setopt:setopt"
+test = "setuptools.command.test:test"
+upload_docs = "setuptools.command.upload_docs:upload_docs"
+
+[project.entry-points."setuptools.finalize_distribution_options"]
+parent_finalize = "setuptools.dist:_Distribution.finalize_options"
+keywords = "setuptools.dist:Distribution._finalize_setup_keywords"
+
+[project.entry-points."distutils.setup_keywords"]
+eager_resources = "setuptools.dist:assert_string_list"
+namespace_packages = "setuptools.dist:check_nsp"
+extras_require = "setuptools.dist:check_extras"
+install_requires = "setuptools.dist:check_requirements"
+tests_require = "setuptools.dist:check_requirements"
+setup_requires = "setuptools.dist:check_requirements"
+python_requires = "setuptools.dist:check_specifier"
+entry_points = "setuptools.dist:check_entry_points"
+test_suite = "setuptools.dist:check_test_suite"
+zip_safe = "setuptools.dist:assert_bool"
+package_data = "setuptools.dist:check_package_data"
+exclude_package_data = "setuptools.dist:check_package_data"
+include_package_data = "setuptools.dist:assert_bool"
+packages = "setuptools.dist:check_packages"
+dependency_links = "setuptools.dist:assert_string_list"
+test_loader = "setuptools.dist:check_importable"
+test_runner = "setuptools.dist:check_importable"
+use_2to3 = "setuptools.dist:invalid_unless_false"
+
+[project.entry-points."egg_info.writers"]
+PKG-INFO = "setuptools.command.egg_info:write_pkg_info"
+"requires.txt" = "setuptools.command.egg_info:write_requirements"
+"entry_points.txt" = "setuptools.command.egg_info:write_entries"
+"eager_resources.txt" = "setuptools.command.egg_info:overwrite_arg"
+"namespace_packages.txt" = "setuptools.command.egg_info:overwrite_arg"
+"top_level.txt" = "setuptools.command.egg_info:write_toplevel_names"
+"dependency_links.txt" = "setuptools.command.egg_info:overwrite_arg"
+
+[tool.setuptools]
+# disabled as it causes tests to be included #2505
+# include_package_data = true
+include-package-data = false
+
+[tool.setuptools.packages.find]
+exclude = [
+	"*.tests",
+	"*.tests.*",
+	"tools*",
+	"debian*",
+	"launcher*",
+	"newsfragments*",
+	"docs",
+	"docs.*",
+]
+namespaces = true
+
+[tool.distutils.egg_info]
+tag-build = ".post"
+tag-date = 1
+
+[tool.distutils.sdist]
+formats = "zip"
+
 [tool.setuptools_scm]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 214964fa98..0000000000
--- a/setup.cfg
+++ /dev/null
@@ -1,163 +0,0 @@
-[metadata]
-name = setuptools
-version = 69.5.1
-author = Python Packaging Authority
-author_email = distutils-sig@python.org
-description = Easily download, build, install, upgrade, and uninstall Python packages
-long_description = file:README.rst
-url = https://github.com/pypa/setuptools
-classifiers =
-	Development Status :: 5 - Production/Stable
-	Intended Audience :: Developers
-	License :: OSI Approved :: MIT License
-	Programming Language :: Python :: 3
-	Programming Language :: Python :: 3 :: Only
-	Topic :: Software Development :: Libraries :: Python Modules
-	Topic :: System :: Archiving :: Packaging
-	Topic :: System :: Systems Administration
-	Topic :: Utilities
-keywords = CPAN PyPI distutils eggs package management
-project_urls =
-	Documentation = https://setuptools.pypa.io/
-	Changelog = https://setuptools.pypa.io/en/stable/history.html
-
-[options]
-packages = find_namespace:
-# disabled as it causes tests to be included #2505
-# include_package_data = true
-python_requires = >=3.8
-install_requires =
-
-[options.packages.find]
-exclude =
-	*.tests
-	*.tests.*
-	tools*
-	debian*
-	launcher*
-	newsfragments*
-	docs
-	docs.*
-
-[options.extras_require]
-testing =
-	# upstream
-	pytest >= 6, != 8.1.1
-	pytest-checkdocs >= 2.4
-	pytest-cov; \
-		# coverage seems to make PyPy extremely slow
-		python_implementation != "PyPy"
-	pytest-mypy
-	pytest-enabler >= 2.2
-	# workaround for pypa/setuptools#3921
-	pytest-ruff >= 0.2.1; sys_platform != "cygwin"
-
-	# local
-	virtualenv>=13.0.0
-	wheel
-	pip>=19.1 # For proper file:// URLs support.
-	packaging>=23.2
-	jaraco.envs>=2.2
-	pytest-xdist>=3 # Dropped dependency on pytest-fork and py
-	jaraco.path>=3.2.0
-	build[virtualenv]>=1.0.3
-	filelock>=3.4.0
-	ini2toml[lite]>=0.9
-	tomli-w>=1.0.0
-	pytest-timeout
-	pytest-perf; \
-		# workaround for jaraco/inflect#195, pydantic/pydantic-core#773 (see #3986)
-		sys_platform != "cygwin"
-	# for tools/finalize.py
-	jaraco.develop >= 7.21; python_version >= "3.9" and sys_platform != "cygwin"
-	pytest-home >= 0.5
-	mypy==1.9  # pin mypy version so a new version doesn't suddenly cause the CI to fail
-	# No Python 3.11 dependencies require tomli, but needed for type-checking since we import it directly
-	tomli
-	# No Python 3.12 dependencies require importlib_metadata, but needed for type-checking since we import it directly
-	importlib_metadata
-
-docs =
-	# upstream
-	sphinx >= 3.5
-	jaraco.packaging >= 9.3
-	rst.linker >= 1.9
-	furo
-	sphinx-lint
-
-	# tidelift
-	jaraco.tidelift >= 1.4
-
-	# local
-	pygments-github-lexers==0.0.5
-	sphinx-favicon
-	sphinx-inline-tabs
-	sphinx-reredirects
-	sphinxcontrib-towncrier
-	sphinx-notfound-page >=1,<2
-
-ssl =
-
-certs =
-
-[options.entry_points]
-distutils.commands =
-	alias = setuptools.command.alias:alias
-	bdist_egg = setuptools.command.bdist_egg:bdist_egg
-	bdist_rpm = setuptools.command.bdist_rpm:bdist_rpm
-	build = setuptools.command.build:build
-	build_clib = setuptools.command.build_clib:build_clib
-	build_ext = setuptools.command.build_ext:build_ext
-	build_py = setuptools.command.build_py:build_py
-	develop = setuptools.command.develop:develop
-	dist_info = setuptools.command.dist_info:dist_info
-	easy_install = setuptools.command.easy_install:easy_install
-	editable_wheel = setuptools.command.editable_wheel:editable_wheel
-	egg_info = setuptools.command.egg_info:egg_info
-	install = setuptools.command.install:install
-	install_egg_info = setuptools.command.install_egg_info:install_egg_info
-	install_lib = setuptools.command.install_lib:install_lib
-	install_scripts = setuptools.command.install_scripts:install_scripts
-	rotate = setuptools.command.rotate:rotate
-	saveopts = setuptools.command.saveopts:saveopts
-	sdist = setuptools.command.sdist:sdist
-	setopt = setuptools.command.setopt:setopt
-	test = setuptools.command.test:test
-	upload_docs = setuptools.command.upload_docs:upload_docs
-setuptools.finalize_distribution_options =
-	parent_finalize = setuptools.dist:_Distribution.finalize_options
-	keywords = setuptools.dist:Distribution._finalize_setup_keywords
-distutils.setup_keywords =
-	eager_resources = setuptools.dist:assert_string_list
-	namespace_packages = setuptools.dist:check_nsp
-	extras_require = setuptools.dist:check_extras
-	install_requires = setuptools.dist:check_requirements
-	tests_require = setuptools.dist:check_requirements
-	setup_requires = setuptools.dist:check_requirements
-	python_requires = setuptools.dist:check_specifier
-	entry_points = setuptools.dist:check_entry_points
-	test_suite = setuptools.dist:check_test_suite
-	zip_safe = setuptools.dist:assert_bool
-	package_data = setuptools.dist:check_package_data
-	exclude_package_data = setuptools.dist:check_package_data
-	include_package_data = setuptools.dist:assert_bool
-	packages = setuptools.dist:check_packages
-	dependency_links = setuptools.dist:assert_string_list
-	test_loader = setuptools.dist:check_importable
-	test_runner = setuptools.dist:check_importable
-	use_2to3 = setuptools.dist:invalid_unless_false
-egg_info.writers =
-	PKG-INFO = setuptools.command.egg_info:write_pkg_info
-	requires.txt = setuptools.command.egg_info:write_requirements
-	entry_points.txt = setuptools.command.egg_info:write_entries
-	eager_resources.txt = setuptools.command.egg_info:overwrite_arg
-	namespace_packages.txt = setuptools.command.egg_info:overwrite_arg
-	top_level.txt = setuptools.command.egg_info:write_toplevel_names
-	dependency_links.txt = setuptools.command.egg_info:overwrite_arg
-
-[egg_info]
-tag_build = .post
-tag_date = 1
-
-[sdist]
-formats = zip