diff --git a/pyproject.toml b/pyproject.toml
index 8c51b1556a3b..7d200c454fd3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,48 @@
+[project]
+name = "matplotlib"
+authors = [
+  {email = "matplotlib-users@python.org"},
+  {name = "John D. Hunter, Michael Droettboom"}
+]
+description = "Python plotting package"
+readme = "README.md"
+license = { file = "LICENSE/LICENSE" }
+dynamic = ["version", "optional-dependencies"]
+classifiers=[
+    'Development Status :: 5 - Production/Stable',
+    'Framework :: Matplotlib',
+    'Intended Audience :: Science/Research',
+    'Intended Audience :: Education',
+    'License :: OSI Approved :: Python Software Foundation License',
+    'Programming Language :: Python',
+    'Programming Language :: Python :: 3',
+    'Programming Language :: Python :: 3.9',
+    'Programming Language :: Python :: 3.10',
+    'Programming Language :: Python :: 3.11',
+    'Topic :: Scientific/Engineering :: Visualization',
+]
+
+# When updating the list of dependencies, add an api_changes/development
+# entry and also update the following places:
+# - lib/matplotlib/__init__.py (matplotlib._check_versions())
+# - requirements/testing/minver.txt
+# - doc/devel/dependencies.rst
+# - .github/workflows/tests.yml
+# - environment.yml
+dependencies = [
+    "contourpy>=1.0.1",
+    "cycler>=0.10",
+    "fonttools>=4.22.0",
+    "kiwisolver>=1.0.1",
+    "numpy>=1.21",
+    "packaging>=20.0",
+    "pillow>=6.2.0",
+    "pyparsing>=2.3.1",
+    "python-dateutil>=2.7",
+    "setuptools_scm>=7.0"
+]
+requires-python = ">=3.9"
+
 [build-system]
 build-backend = "setuptools.build_meta"
 requires = [
@@ -7,7 +52,6 @@ requires = [
     "setuptools_scm>=7",
 ]
 
-
 [tool.isort]
 known_mpltoolkits = "mpl_toolkits"
 known_pydata = "numpy, matplotlib.pyplot"
@@ -15,3 +59,38 @@ known_firstparty = "matplotlib"
 sections = "FUTURE,STDLIB,THIRDPARTY,PYDATA,FIRSTPARTY,MPLTOOLKITS,LOCALFOLDER"
 no_lines_before = "MPLTOOLKITS"
 force_sort_within_sections = true
+
+[tool.setuptools]
+platforms = ["any"]
+py-modules = ["pylab"]
+namespace-packages = ["mpl_toolkits"]
+
+[tool.setuptools.packages.find]
+where = ["lib"]
+include = ["matplotlib*", "mpl_toolkits*"]
+exclude = [
+    "matplotlib.tests*",
+    "mpl_toolkits.axes_grid1.tests*",
+    "mpl_toolkits.axisartist.tests*",
+    "mpl_toolkits.mplot3d.tests*"
+]
+namespaces = false
+
+[tool.setuptools.exclude-package-data]
+"*" = ["*.png", "*.svg"]
+
+[tool.setuptools_scm]
+version_scheme = "release-branch-semver"
+local_scheme = "node-and-date"
+write_to = "lib/matplotlib/_version.py"
+parentdir_prefix_version = "matplotlib-"
+fallback_version = "0.0+UNKNOWN"
+
+[project.urls]
+'Homepage' = 'https://matplotlib.org'
+'Download' = 'https://matplotlib.org/stable/users/installing/index.html'
+'Documentation' = 'https://matplotlib.org'
+'Source Code' = 'https://github.com/matplotlib/matplotlib'
+'Bug Tracker' = 'https://github.com/matplotlib/matplotlib/issues'
+'Forum' = 'https://discourse.matplotlib.org/'
+'Donate' = 'https://numfocus.org/donate-to-matplotlib'
diff --git a/setup.py b/setup.py
index bbaa56f3d619..9c49ad00d4e2 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,7 @@
 import shutil
 import subprocess
 
-from setuptools import setup, find_packages, Distribution, Extension
+from setuptools import setup, Distribution, Extension
 import setuptools.command.build_ext
 import setuptools.command.build_py
 import setuptools.command.sdist
@@ -268,83 +268,16 @@ def make_release_tree(self, base_dir, files):
             package_data[key] = list(set(val + package_data[key]))
 
 setup(  # Finally, pass this all along to setuptools to do the heavy lifting.
-    name="matplotlib",
-    description="Python plotting package",
-    author="John D. Hunter, Michael Droettboom",
-    author_email="matplotlib-users@python.org",
-    url="https://matplotlib.org",
-    download_url="https://matplotlib.org/stable/users/installing/index.html",
-    project_urls={
-        'Documentation': 'https://matplotlib.org',
-        'Source Code': 'https://github.com/matplotlib/matplotlib',
-        'Bug Tracker': 'https://github.com/matplotlib/matplotlib/issues',
-        'Forum': 'https://discourse.matplotlib.org/',
-        'Donate': 'https://numfocus.org/donate-to-matplotlib'
-    },
-    long_description=Path("README.md").read_text(encoding="utf-8"),
-    long_description_content_type="text/markdown",
-    license="PSF",
-    platforms="any",
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'Framework :: Matplotlib',
-        'Intended Audience :: Science/Research',
-        'Intended Audience :: Education',
-        'License :: OSI Approved :: Python Software Foundation License',
-        'Programming Language :: Python',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10',
-        'Programming Language :: Python :: 3.11',
-        'Topic :: Scientific/Engineering :: Visualization',
-    ],
-
-    package_dir={"": "lib"},
-    packages=find_packages("lib"),
-    namespace_packages=["mpl_toolkits"],
-    py_modules=["pylab"],
     # Dummy extension to trigger build_ext, which will swap it out with
     # real extensions that can depend on numpy for the build.
     ext_modules=[Extension("", [])],
     package_data=package_data,
 
-    python_requires='>={}'.format('.'.join(str(n) for n in py_min_version)),
-    # When updating the list of dependencies, add an api_changes/development
-    # entry and also update the following places:
-    # - lib/matplotlib/__init__.py (matplotlib._check_versions())
-    # - requirements/testing/minver.txt
-    # - doc/devel/dependencies.rst
-    # - .github/workflows/tests.yml
-    # - environment.yml
-    install_requires=[
-        "contourpy>=1.0.1",
-        "cycler>=0.10",
-        "fonttools>=4.22.0",
-        "kiwisolver>=1.0.1",
-        "numpy>=1.21",
-        "packaging>=20.0",
-        "pillow>=6.2.0",
-        "pyparsing>=2.3.1",
-        "python-dateutil>=2.7",
-    ] + (
-        # Installing from a git checkout that is not producing a wheel.
-        ["setuptools_scm>=7"] if (
-            Path(__file__).with_name(".git").exists() and
-            os.environ.get("CIBUILDWHEEL", "0") != "1"
-        ) else []
-    ),
     extras_require={
         ':python_version<"3.10"': [
             "importlib-resources>=3.2.0",
         ],
     },
-    use_scm_version={
-        "version_scheme": "release-branch-semver",
-        "local_scheme": "node-and-date",
-        "write_to": "lib/matplotlib/_version.py",
-        "parentdir_prefix_version": "matplotlib-",
-        "fallback_version": "0.0+UNKNOWN",
-    },
     cmdclass={
         "build_ext": BuildExtraLibraries,
         "build_py": BuildPy,