diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 1683a0d..127d2d0 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -66,7 +66,7 @@ jobs:
         pip install black
     - name: Run black
       run: |
-        black --check --diff src/ tests/ setup.py
+        black --check --diff .
 
   isort:
     name: "ISort"
@@ -83,7 +83,7 @@ jobs:
         pip install isort
     - name: Run isort
       run: |
-        isort --check-only --diff src/ tests/ setup.py
+        isort --check-only --diff .
 
   ssort:
     name: "SSort"
@@ -100,7 +100,7 @@ jobs:
         pip install -e .
     - name: Run ssort
       run: |
-        ssort --check --diff src/ tests/ setup.py
+        ssort --check --diff src/ tests/
 
   pyflakes:
     name: "PyFlakes"
@@ -117,7 +117,7 @@ jobs:
         pip install pyflakes
     - name: Run pyflakes
       run: |
-        pyflakes src/ tests/ setup.py
+        pyflakes src/ tests/
 
   pylint:
     name: "PyLint"
@@ -136,7 +136,7 @@ jobs:
         pip install pylint
     - name: Run pylint
       run: |
-        pylint -E src/ tests/ setup.py
+        pylint -E src/ tests/
 
   mypy:
     name: "Mypy"
@@ -155,4 +155,4 @@ jobs:
           pip install types-setuptools
       - name: Run mypy
         run: |
-          mypy src/ssort tests setup.py
+          mypy .
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index f7d41a8..6a2bbf4 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -11,14 +11,17 @@ jobs:
     runs-on: ubuntu-22.04
     if: success() && startsWith(github.ref, 'refs/tags')
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python 3.7
-      uses: actions/setup-python@v2
+    - uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v3
       with:
         python-version: 3.7
-    - name: Build source distribution
+    - name: Install dependencies
       run: |
-        python setup.py sdist
+        python -m pip install --upgrade pip
+        pip install build
+    - name: Build package
+      run: python -m build --sdist
     - name: Publish distribution to PyPI
       uses: pypa/gh-action-pypi-publish@master
       with:
diff --git a/README.rst b/README.rst
index cf1d4b2..db563fc 100644
--- a/README.rst
+++ b/README.rst
@@ -104,7 +104,7 @@ We recommend that you reformat using `isort <https://pycqa.github.io/isort/>`_ a
 
 .. code:: bash
 
-    $ ssort src/ tests/ setup.py; isort src/ tests/ setup.py; black src/ tests/ setup.py
+    $ ssort src/ tests/; isort src/ tests/; black src/ tests/
 
 You can also setup ssort to run automatically before commit by setting up `pre-commit <https://pre-commit.com/index.html>`_,
 and registering ssort in your `.pre-commit-config.yaml`.
diff --git a/pyproject.toml b/pyproject.toml
index 65de09a..5ab348e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,11 +1,77 @@
+[build-system]
+build-backend = "setuptools.build_meta"
+requires = [
+    "setuptools>=61.2"
+]
+
+[project]
+authors = [
+    {email = "bwhmather@bwhmather.com", name = "Ben Mather"}
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Software Development :: Quality Assurance"
+]
+dependencies = [
+    "pathspec >=0.9.0"
+]
+description = "The python statement sorter"
+dynamic = [
+    "version"
+]
+maintainers = [
+    {email = "bwhmather@bwhmather.com", name = "Ben Mather"}
+]
+name = "ssort"
+readme = "README.rst"
+requires-python = ">=3.8"
+
+[project.license]
+text = "MIT"
+
+[project.scripts]
+ssort = "ssort._main:main"
+
+[project.urls]
+Homepage = "https://github.com/bwhmather/ssort"
+
 [tool.black]
+force-exclude = 'test_data/samples/*'
 line_length = 79
 
+[tool.distutils.bdist_wheel]
+universal = 1
+
 [tool.isort]
-profile = "black"
-multi_line_output = 3
+extend_skip = ["test_data/samples"]
 line_length = 79
+multi_line_output = 3
+profile = "black"
+
+[tool.mypy]
+exclude = "test_data/samples/*"
 
 [[tool.mypy.overrides]]
-module = "pathspec"
 ignore_missing_imports = true
+module = "pathspec"
+
+[tool.setuptools]
+include-package-data = false
+license-files = [
+    "LICENSE"
+]
+
+[tool.setuptools.dynamic.version]
+attr = "ssort.__version__"
+
+[tool.setuptools.packages.find]
+where = ["src"]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 1fa6964..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,43 +0,0 @@
-[bdist_wheel]
-universal = 1
-
-[metadata]
-name = ssort
-version = attr: ssort.__version__
-license = MIT
-license_file = LICENSE
-description = The python statement sorter
-long_description = file: README.rst
-author = Ben Mather
-author_email = bwhmather@bwhmather.com
-maintainer = Ben Mather
-maintainer_email = bwhmather@bwhmather.com
-url = https://github.com/bwhmather/ssort
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Environment :: Console
-    Intended Audience :: Developers
-    License :: OSI Approved :: MIT License
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    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
-
-[options]
-package_dir=
-    =src
-packages = find:
-
-install_requires =
-    pathspec >=0.9.0
-python_requires = >=3.8
-
-[options.packages.find]
-where = src
-
-[options.entry_points]
-console_scripts =
-    ssort = ssort._main:main
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 435df65..0000000
--- a/setup.py
+++ /dev/null
@@ -1,8 +0,0 @@
-import os
-import sys
-
-import setuptools
-
-sys.path.insert(0, os.path.join(os.path.dirname(__file__), "src"))  # noqa
-
-setuptools.setup()
diff --git a/tox.ini b/tox.ini
index b90444e..5c52c21 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,6 @@
 [tox]
 envlist = py38,py39,py310,black,isort,ssort,pyflakes,pylint,mypy
+isolated_build = true
 
 [testenv]
 deps =
@@ -12,25 +13,25 @@ deps =
     black
 skip_install = True
 commands =
-    black --check src/ssort tests setup.py
+    black --check .
 
 [testenv:isort]
 deps =
     isort
 skip_install = True
 commands =
-    isort --check-only src/ssort tests setup.py
+    isort --check-only .
 
 [testenv:ssort]
 commands =
-    ssort --check --diff src/ssort tests setup.py
+    ssort --check --diff src/ssort tests
 
 [testenv:pyflakes]
 deps =
     pyflakes
 skip_install = True
 commands =
-    pyflakes src/ssort tests setup.py
+    pyflakes src/ssort tests
 
 [testenv:pylint]
 deps =
@@ -39,7 +40,7 @@ deps =
 extras=
     test
 commands =
-    pylint -E src/ssort tests setup.py
+    pylint -E src/ssort tests
 
 [testenv:mypy]
 deps =
@@ -48,4 +49,4 @@ deps =
     types-setuptools
 skip_install = True
 commands =
-    mypy src/ssort tests setup.py
+    mypy .