diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index fd2d1c3..f79e1f1 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -7,20 +7,20 @@ on:
 jobs:
   deploy:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.8'
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools wheel twine
-    - name: Build and publish
-      env:
-        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
-        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
-      run: |
-        python setup.py sdist bdist_wheel
-        twine upload dist/*
+      - uses: actions/checkout@v6
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: "3.12"
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install build
+      - name: Build distributions
+        run: python -m build
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/.gitignore b/.gitignore
index aaa3a42..ec8a6db 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 *.pyc
+__pycache__/
 *.db
 .coverage
 MANIFEST
diff --git a/dynamic_forms/__init__.py b/dynamic_forms/__init__.py
index 6cf9a37..d7ae6f7 100644
--- a/dynamic_forms/__init__.py
+++ b/dynamic_forms/__init__.py
@@ -1,7 +1,5 @@
 from django import forms
 
-__version__ = "1.0.0"
-
 
 def call_if_callable(value, *args, **kwargs):
     return value(*args, **kwargs) if callable(value) else value
@@ -18,7 +16,7 @@ def __init__(self, field_class, *args, **kwargs):
     def make_real_field(self, form):
         return self.field_class(
             *(call_if_callable(arg, form) for arg in self.args),
-            **{name: call_if_callable(arg, form) for name, arg in self.kwargs.items()}
+            **{name: call_if_callable(arg, form) for name, arg in self.kwargs.items()},
         )
 
     def should_be_included(self, form):
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..1b6496f
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,21 @@
+[build-system]
+requires = ["setuptools>=61"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "django-forms-dynamic"
+version = "1.0.0"
+description = "Resolve form field arguments dynamically when a form is instantiated, not when it's declared."
+readme = "README.md"
+requires-python = ">=3.10"
+license = "BSD-3-Clause"
+license-files = ["LICENSE"]
+authors = [{ name = "DabApps", email = "hello@dabapps.com" }]
+
+[project.urls]
+Homepage = "https://github.com/dabapps/django-forms-dynamic"
+Changelog = "https://github.com/dabapps/django-forms-dynamic/releases"
+Issues = "https://github.com/dabapps/django-forms-dynamic/issues"
+
+[tool.setuptools.packages.find]
+include = ["dynamic_forms*"]
diff --git a/setup.py b/setup.py
deleted file mode 100644
index e3f0ecc..0000000
--- a/setup.py
+++ /dev/null
@@ -1,77 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-from __future__ import print_function
-from setuptools import setup
-import re
-import os
-
-
-name = "django-forms-dynamic"
-package = "dynamic_forms"
-description = "Resolve form field arguments dynamically when a form is instantiated, not when it's declared."
-url = "https://github.com/dabapps/django-forms-dynamic"
-author = "DabApps"
-author_email = "hello@dabapps.com"
-license = "BSD"
-
-with open("README.md") as f:
-    readme = f.read()
-
-
-def get_version(package):
-    """
-    Return package version as listed in `__version__` in `init.py`.
-    """
-    init_py = open(os.path.join(package, "__init__.py")).read()
-    return re.search("^__version__ = ['\"]([^'\"]+)['\"]", init_py, re.MULTILINE).group(
-        1
-    )
-
-
-def get_packages(package):
-    """
-    Return root package and all sub-packages.
-    """
-    return [
-        dirpath
-        for dirpath, dirnames, filenames in os.walk(package)
-        if os.path.exists(os.path.join(dirpath, "__init__.py"))
-    ]
-
-
-def get_package_data(package):
-    """
-    Return all files under the root package, that are not in a
-    package themselves.
-    """
-    walk = [
-        (dirpath.replace(package + os.sep, "", 1), filenames)
-        for dirpath, dirnames, filenames in os.walk(package)
-        if not os.path.exists(os.path.join(dirpath, "__init__.py"))
-    ]
-
-    filepaths = []
-    for base, filenames in walk:
-        filepaths.extend([os.path.join(base, filename) for filename in filenames])
-    return {package: filepaths}
-
-
-setup(
-    name=name,
-    version=get_version(package),
-    url=url,
-    license=license,
-    description=description,
-    long_description=readme,
-    long_description_content_type="text/markdown",
-    author=author,
-    author_email=author_email,
-    packages=get_packages(package),
-    package_data=get_package_data(package),
-    python_requires=">=3.6",
-    project_urls={
-        "Changelog": "https://github.com/dabapps/django-forms-dynamic/releases",
-        "Issues": "https://github.com/dabapps/django-forms-dynamic/issues",
-    }
-)