diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a40c6cb9..884d4181 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,9 +15,9 @@ jobs:
       with:
         python-version: 3.x
     - name: Install dependencies
-      run: pip install build -e .
+      run: pip install flit
     - name: Create packages
-      run: python -m build -n -s -w .
+      run: flit build --setup-py
     - name: Upload packages
       uses: pypa/gh-action-pypi-publish@master
       with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cb75be7e..a2255e24 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -43,7 +43,7 @@ jobs:
         path: ~/.cache/pip
         key: pip-test-${{ matrix.python-version }}-${{ matrix.os }}
     - name: Install the project
-      run: "pip install --no-binary=:all: ."
+      run: pip install --no-binary=wheel .
     - name: Install test dependencies
       run: pip install .[test] coverage[toml]
     - name: Test with pytest
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0c5359c3..2ead1fee 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -33,12 +33,11 @@ repos:
   rev: 21.12b0
   hooks:
   - id: black
-    args: [--target-version=py37]
 
-- repo: https://github.com/PyCQA/flake8
-  rev: 4.0.1
+- repo: https://github.com/csachs/pyproject-flake8
+  rev: v0.0.1a2.post1
   hooks:
-  - id: flake8
+  - id: pyproject-flake8
     additional_dependencies: [flake8-bugbear]
 
 - repo: https://github.com/codespell-project/codespell
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index 41db5797..00000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,11 +0,0 @@
-recursive-include src *.py
-recursive-include tests *.py *.h *.txt *.c *.dynlib
-recursive-include docs *.py *.rst make.bat Makefile
-include tests/testdata/test-1.0-py2.py3-none-any.whl
-include tox.ini
-include manpages/*.rst
-include LICENSE.txt
-include src/wheel/vendored/vendor.txt
-prune tests/testdata/*/build
-prune tests/testdata/*/dist
-prune tests/testdata/*/*.egg-info
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..749b8de9
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,78 @@
+[build-system]
+requires = ["flit_core >=3.2,<4"]
+build-backend = "flit_core.buildapi"
+
+[project]
+name = "wheel"
+description = "A built-package format for Python"
+readme = "README.rst"
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Topic :: System :: Archiving :: Packaging",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10"
+]
+authors = [{name = "Daniel Holth", email = "dholth@fastmail.fm"}]
+maintainers = [{name = "Alex Grönholm", email = "alex.gronholm@nextday.fi"}]
+keywords = ["wheel", "packaging"]
+license = {file = "LICENSE.txt"}
+requires-python = ">=3.7"
+dependencies = [
+    "setuptools >= 45.2.0"
+]
+dynamic = ["version"]
+
+[project.urls]
+Documentation = "https://wheel.readthedocs.io/"
+Changelog = "https://wheel.readthedocs.io/en/stable/news.html"
+"Issue Tracker" = "https://github.com/pypa/wheel/issues"
+
+[project.scripts]
+wheel = "wheel.cli:main"
+
+[project.entry-points."distutils.commands"]
+bdist_wheel = "wheel.bdist_wheel:bdist_wheel"
+
+[project.optional-dependencies]
+test = [
+    "pytest >= 3.0.0"
+]
+
+[tool.flit.sdist]
+exclude = [
+    ".cirrus.yml",
+    ".github/*",
+    ".gitignore",
+    ".pre-commit-config.yaml",
+    ".readthedocs.yml"
+]
+
+[tool.black]
+target-version = ['py37']
+extend-exclude = '''
+^/src/wheel/vendored/
+'''
+
+[tool.isort]
+src_paths = ["src"]
+profile = "black"
+skip_gitignore = true
+
+[tool.flake8]
+max-line-length = 88
+
+[tool.pytest.ini_options]
+testpaths = "tests"
+
+[tool.coverage.run]
+source = ["wheel"]
+omit = ["*/vendored/*"]
+
+[tool.coverage.report]
+show_missing = true
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 1b71a18c..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,66 +0,0 @@
-[metadata]
-name = wheel
-version = attr: wheel.__version__
-description = A built-package format for Python
-long_description = file: README.rst
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Intended Audience :: Developers
-    Topic :: System :: Archiving :: Packaging
-    License :: OSI Approved :: MIT License
-    Programming Language :: Python
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-author = Daniel Holth
-author_email = dholth@fastmail.fm
-maintainer = Alex Grönholm
-maintainer_email = alex.gronholm@nextday.fi
-url = https://github.com/pypa/wheel
-project_urls =
-    Documentation = https://wheel.readthedocs.io/
-    Changelog = https://wheel.readthedocs.io/en/stable/news.html
-    Issue Tracker = https://github.com/pypa/wheel/issues
-keywords = wheel, packaging
-license = MIT
-
-[options]
-package_dir=
-    = src
-packages = find:
-python_requires = >=3.7
-install_requires = setuptools >= 45.2.0
-zip_safe = False
-
-[options.packages.find]
-where = src
-
-[options.extras_require]
-test =
-    pytest >= 3.0.0
-
-[options.entry_points]
-console_scripts =
-    wheel = wheel.cli:main
-distutils.commands =
-    bdist_wheel = wheel.bdist_wheel:bdist_wheel
-
-[tool:isort]
-src_paths = src
-profile = black
-skip_gitignore = true
-
-[flake8]
-max-line-length = 88
-
-[tool:pytest]
-testpaths = tests
-
-[coverage:run]
-source = wheel
-omit = */vendored/*
-
-[coverage:report]
-show_missing = true
diff --git a/setup.py b/setup.py
deleted file mode 100644
index a03590f5..00000000
--- a/setup.py
+++ /dev/null
@@ -1,5 +0,0 @@
-from __future__ import annotations
-
-from setuptools import setup
-
-setup()
diff --git a/tox.ini b/tox.ini
index 65470347..9468d8a3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,6 +7,7 @@
 envlist = py37, py38, py39, py310, pypy3.7, lint
 minversion = 3.3.0
 skip_missing_interpreters = true
+isolated_build = true
 
 [testenv]
 depends = lint