diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..70f29f3a
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,52 @@
+[project]
+name = "autopep8"
+description = "A tool that automatically formats Python code to conform to the PEP 8 style guide"
+license = {file = "LICENSE.rst"}
+authors = [
+    {name = "Hideo Hattori", email = "hhatto.jp@gmail.com"},
+]
+readme = "README.rst"
+keywords = [
+    "automation",
+    "pep8",
+    "format",
+    "pycodestyle",
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Software Development :: Quality Assurance",
+]
+requires-python = ">=3.6"
+dependencies = [
+    "pycodestyle >= 2.10.0",
+    "tomli; python_version < '3.11'",
+]
+dynamic = ["version"]
+
+[project.urls]
+Repository = "https://github.com/hhatto/autopep8"
+
+[project.scripts]
+autopep8 = "autopep8:main"
+
+[tool.setuptools]
+py-modules = ["autopep8"]
+
+[tool.setuptools.dynamic]
+version = {attr = "autopep8.__version__"}
+
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 9e48162e..00000000
--- a/setup.py
+++ /dev/null
@@ -1,59 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-"""Setup for autopep8."""
-
-import ast
-import io
-
-from setuptools import setup
-
-
-INSTALL_REQUIRES = (
-    ['pycodestyle >= 2.10.0', 'tomli; python_version < "3.11"']
-)
-
-
-def version():
-    """Return version string."""
-    with io.open('autopep8.py') as input_file:
-        for line in input_file:
-            if line.startswith('__version__'):
-                return ast.parse(line).body[0].value.s
-
-
-with io.open('README.rst') as readme:
-    setup(
-        name='autopep8',
-        version=version(),
-        description='A tool that automatically formats Python code to conform '
-                    'to the PEP 8 style guide',
-        long_description=readme.read(),
-        license='Expat License',
-        author='Hideo Hattori',
-        author_email='hhatto.jp@gmail.com',
-        url='https://github.com/hhatto/autopep8',
-        classifiers=[
-            'Development Status :: 5 - Production/Stable',
-            'Environment :: Console',
-            'Intended Audience :: Developers',
-            'License :: OSI Approved :: MIT License',
-            'Operating System :: OS Independent',
-            'Programming Language :: Python',
-            'Programming Language :: Python :: 3',
-            'Programming Language :: Python :: 3.6',
-            'Programming Language :: Python :: 3.7',
-            'Programming Language :: Python :: 3.8',
-            'Programming Language :: Python :: 3.9',
-            'Programming Language :: Python :: 3.10',
-            'Topic :: Software Development :: Libraries :: Python Modules',
-            'Topic :: Software Development :: Quality Assurance',
-        ],
-        keywords='automation, pep8, format, pycodestyle',
-        install_requires=INSTALL_REQUIRES,
-        python_requires=">=3.6",
-        test_suite='test.test_autopep8',
-        py_modules=['autopep8'],
-        zip_safe=False,
-        entry_points={'console_scripts': ['autopep8 = autopep8:main']},
-    )