diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000..2882809
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,2 @@
+[flake8]
+exclude = venv,build,docs
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b82e388..18951a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## [unreleased]
 
+* moved to pyproject.toml
 * added python 3.11 to test suite
 * break out lint and mypy from test matrix and only run on linux- and latest
   stable python to make it a bit more efficient
diff --git a/Makefile b/Makefile
index d6242d0..5731772 100644
--- a/Makefile
+++ b/Makefile
@@ -14,13 +14,13 @@ endif
 
 
 .PHONY: all
-all: lint mypy test
+all: lint mypy test test-release
 
-$(VENV): requirements.txt requirements-dev.txt setup.py
+$(VENV): requirements.txt requirements-dev.txt pyproject.toml
 	$(PY) -m venv $(VENV)
 	$(BIN)/pip install --upgrade -r requirements.txt
 	$(BIN)/pip install --upgrade -r requirements-dev.txt
-	$(BIN)/pip install -e .
+	$(BIN)/pip install -e .['dev']
 	touch $(VENV)
 
 .PHONY: test
@@ -35,10 +35,17 @@ mypy: $(VENV)
 lint: $(VENV)
 	$(BIN)/flake8
 
-.PHONY: release
-release: $(VENV)
+.PHONY: build
+build: $(VENV)
 	rm -rf dist
-	$(BIN)/python setup.py sdist bdist_wheel
+	$(BIN)/python3 -m build
+
+.PHONY: test-release
+test-release: $(VENV) build
+	$(BIN)/twine check dist/*
+
+.PHONY: release
+release: $(VENV) build
 	$(BIN)/twine upload dist/*
 
 .PHONY: docs
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..836afe1
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,67 @@
+[build-system]
+requires = ["setuptools>=64.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "blag"
+authors = [
+    { name="Bastian Venthur", email="mail@venthur.de" },
+]
+description = "blog-aware, static site generator"
+keywords = ["markdown", "blag", "blog", "static site generator", "cli"]
+readme = "README.md"
+license = { file="LICENSE" }
+requires-python = ">=3.8"
+dynamic = ["version"]
+dependencies = [
+    "markdown",
+    "feedgenerator",
+    "jinja2",
+    "pygments",
+]
+
+[project.scripts]
+blag = "blag.blag:main"
+
+[project.urls]
+'Documentation' = 'https://blag.readthedocs.io/'
+'Source' = 'https://github.com/venthur/blag'
+'Changelog' = 'https://github.com/venthur/blag/blob/master/CHANGELOG.md'
+
+[project.optional-dependencies]
+dev = [
+    "build",
+    "sphinx",
+    "twine",
+    "wheel",
+    "pytest",
+    "pytest-cov",
+    "flake8",
+    "mypy",
+    "types-markdown",
+]
+
+[tool.setuptools.dynamic]
+version = {attr = "blag.__VERSION__" }
+
+[tool.setuptools]
+packages = ["blag"]
+
+[tool.setuptools.package-data]
+blag = ["templates/*"]
+
+[tool.pytest.ini_options]
+addopts = """
+    --cov=blag
+    --cov=tests
+    --cov-report=html
+    --cov-report=term-missing:skip-covered
+"""
+
+[tool.mypy]
+files = "blag,tests"
+strict = true
+
+[[tool.mypy.overrides]]
+module = "feedgenerator.*"
+ignore_missing_imports = true
diff --git a/requirements-dev.txt b/requirements-dev.txt
index cb925c4..16ac3e3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,4 @@
+build==0.9.0
 sphinx==5.3.0
 twine==4.0.1
 wheel==0.37.1
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 94d778c..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,16 +0,0 @@
-[tool:pytest]
-addopts =
-    --cov=blag
-    --cov=tests
-    --cov-report=html
-    --cov-report=term-missing:skip-covered
-
-[flake8]
-exclude = venv,build,docs
-
-[mypy]
-files = blag,tests
-strict = True
-
-[mypy-feedgenerator.*]
-ignore_missing_imports = True
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 2f275fa..0000000
--- a/setup.py
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/usr/bin/env python
-
-from setuptools import setup
-
-meta = {}
-exec(open('./blag/version.py').read(), meta)
-meta['long_description'] = open('./README.md').read()
-
-setup(
-    name='blag',
-    version=meta['__VERSION__'],
-    description='blog-aware, static site generator',
-    long_description=meta['long_description'],
-    long_description_content_type='text/markdown',
-    keywords='markdown blag blog static site generator cli',
-    author='Bastian Venthur',
-    author_email='mail@venthur.de',
-    url='https://github.com/venthur/blag',
-    project_urls={
-        'Documentation': 'https://blag.readthedocs.io/',
-        'Source': 'https://github.com/venthur/blag',
-        'Changelog':
-            'https://github.com/venthur/blag/blob/master/CHANGELOG.md',
-    },
-    python_requires='>=3.8',
-    package_data={
-        'blag': ['templates/*'],
-    },
-    install_requires=[
-        'markdown',
-        'feedgenerator',
-        'jinja2',
-        'pygments',
-    ],
-    packages=['blag'],
-    entry_points={
-        'console_scripts': [
-            'blag = blag.blag:main'
-        ]
-    },
-    license='MIT',
-)