diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 00000000..63632389
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,2 @@
+prune tests
+prune .github
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..d3bba201
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,34 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "kubernetes-validate"
+authors = [
+    {name = "Will Thames", email = "will@thames.id.au"},
+]
+description = "validates kubernetes resource definitions against schemas"
+requires-python = ">=3.7"
+keywords = ["kubernetes", "schema", "validate", "validator"]
+license = {text = "Apache"}
+dependencies = [
+    "PyYAML",
+    'jsonschema',
+]
+dynamic = ["version", "readme"]
+
+[project.urls]
+Homepage = "https://github.com/willthames/kubernetes-validate"
+
+[project.scripts]
+kubernetes-validate = "kubernetes_validate.__main__:main"
+
+[tool.setuptools.dynamic]
+version = {attr = "kubernetes_validate.version.__version__"}
+readme = {file = ["README.md"]}
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.setuptools.package-data]
+"*" = ['kubernetes-json-schema/*-local/*.json', 'kubernetes-json-schema/*-local-strict/*.json']
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 39cf1ef4..00000000
--- a/setup.py
+++ /dev/null
@@ -1,31 +0,0 @@
-import os
-from setuptools import setup, find_packages
-import sys
-
-
-sys.path.insert(0, os.path.abspath('lib'))
-
-exec(open('src/kubernetes_validate/version.py').read())
-
-setup(
-    name='kubernetes-validate',
-    version=__version__,
-    description=('validates kubernetes resource definitions against schemas'),
-    keywords='kubernetes, schema, validate, validator',
-    author='Will Thames',
-    url='https://github.com/willthames/kubernetes-validate',
-    packages=find_packages('src'),
-    package_dir={'': 'src'},
-    package_data={
-        '': ['kubernetes-json-schema/*-local/*.json', 'kubernetes-json-schema/*-local-strict/*.json']
-    },
-    zip_safe=False,
-    install_requires=['PyYAML', 'jsonschema'],
-    entry_points={
-        'console_scripts': [
-             'kubernetes-validate=kubernetes_validate.__main__:main'
-        ]
-    },
-    license='Apache',
-    test_suite="test"
-)
diff --git a/src/kubernetes_validate/version.py b/src/kubernetes_validate/version.py
index e2ba8ba3..0687fc71 100644
--- a/src/kubernetes_validate/version.py
+++ b/src/kubernetes_validate/version.py
@@ -1 +1 @@
-__version__ = '1.27.0'
+__version__ = '1.27.1rc1'