diff --git a/.github/workflows/publish-pypi.yaml b/.github/workflows/publish-pypi.yaml
new file mode 100644
index 00000000..49aa9bdc
--- /dev/null
+++ b/.github/workflows/publish-pypi.yaml
@@ -0,0 +1,36 @@
+name: publish-pypi
+
+on:
+  push:
+    tags:
+      - v*
+
+jobs:
+  publish-pypi:
+    name: Publish distribution 📦s to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/sdf
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install pypa/build
+        run: python -m pip install build twine --upgrade --user
+
+      - name: Build a binary wheel and a source tarball
+        run: python -m build --sdist --wheel --outdir dist/ .
+
+      - name: Check with twine
+        run: twine check dist/*
+
+      - name: Publish distribution 📦 to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..8f118762
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,30 @@
+[project]
+name = "sdf"
+version = "0.1"
+description = "Generate 3D meshes from signed distance functions."
+authors = [{ name = "Michael Fogleman", email = "michael.fogleman@gmail.com" }]
+license = { text = "MIT" }
+readme = "README.md"
+classifiers = [
+  "Development Status :: 3 - Alpha",
+  "Intended Audience :: Developers",
+  "Natural Language :: English",
+  "License :: OSI Approved :: MIT License",
+  "Programming Language :: Python",
+  "Programming Language :: Python :: 3",
+]
+dependencies = [
+  "matplotlib",
+  "meshio",
+  "numpy",
+  "scikit-image>=0.17",
+  "scipy",
+  "Pillow",
+]
+
+[build-system]
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+packages = ["sdf"]
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 72417e67..00000000
--- a/setup.py
+++ /dev/null
@@ -1,27 +0,0 @@
-from setuptools import setup
-
-setup(
-    name='sdf',
-    version='0.1',
-    description='Generate 3D meshes from signed distance functions.',
-    author='Michael Fogleman',
-    author_email='michael.fogleman@gmail.com',
-    packages=['sdf'],
-    install_requires=[
-        'matplotlib',
-        'meshio',
-        'numpy',
-        'scikit-image>=0.17',
-        'scipy',
-        'Pillow',
-    ],
-    license='MIT',
-    classifiers=(
-        'Development Status :: 3 - Alpha',
-        'Intended Audience :: Developers',
-        'Natural Language :: English',
-        'License :: OSI Approved :: MIT License',
-        'Programming Language :: Python',
-        'Programming Language :: Python :: 3',
-    ),
-)