diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 952474a..383cf51 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v2
@@ -27,8 +27,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install -r requirements.txt
-        pip install -r requirements.dev.txt
+        pip install -e .[dev]
 
     - id: validate-style
       run: make validate-style
diff --git a/Makefile b/Makefile
index 6364bb0..caf84e4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,3 @@
-short_ver = 0.0.1
-long_ver = $(shell git describe --long 2>/dev/null || echo $(short_ver)-0-unknown-g`git describe --always`)
-
 all:
 
 PYTHON ?= python3
@@ -12,24 +9,6 @@ clean:
 	$(RM) -r *.egg-info/ build/ dist/ rpm/
 	$(RM) ../rpm_s3_mirror_* test-*.xml
 
-rpm:
-	git archive --output=rpm_s3_mirror-rpm-src.tar --prefix=rpm_s3_mirror/ HEAD
-	rpmbuild -bb rpm_s3_mirror.spec \
-		--define '_topdir $(PWD)/rpm' \
-		--define '_sourcedir $(CURDIR)' \
-		--define 'major_version $(short_ver)' \
-		--define 'minor_version $(subst -,.,$(subst $(short_ver)-,,$(long_ver)))'
-	$(RM) rpm_s3_mirror-rpm-src.tar
-
-build-dep-fed:
-	sudo dnf -y install --best --allowerasing \
-		python3-black \
-		python3-defusedxml \
-		python3-requests \
-		python3-dateutil \
-		python3-botocore \
-		python3-lxml
-
 test: copyright lint unittest
 
 reformat:
diff --git a/pyproject.toml b/pyproject.toml
index dbf2df6..57a29c6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,58 @@
+[build-system]
+requires = ["hatchling", "hatch-vcs"]
+build-backend = "hatchling.build"
+
+[project]
+name = "rpm_s3_mirror"
+authors = [
+  { name="Aiven", email="support@aiven.io" },
+]
+description = "Tool for syncing RPM repositories with S3"
+readme = "README.md"
+requires-python = ">=3.7"
+classifiers=[
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "Intended Audience :: System Administrators",
+    "License :: OSI Approved :: Apache Software License",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Natural Language :: English",
+]
+license = { text = "Apache License 2.0" }
+dynamic = ["version"]
+dependencies = [
+    "defusedxml>=0.7.1,<1",
+    "requests>=2.27.1,<3",
+    "python-dateutil>=2.8.1,<3",
+    "botocore>=1.23.50,<2",
+    "lxml>=4.6.5,<5",
+]
+
+[project.optional-dependencies]
+dev = [
+    "black>=22.8.0,<23",
+    "click>=8.0.1,<9",
+]
+
+[project.urls]
+"Homepage" = "https://github.com/aiven/rpm-s3-mirror"
+"Bug Tracker" = "https://github.com/aiven/rpm-s3-mirror/issues"
+
+[project.scripts]
+rpm_s3_mirror = "rpm_s3_mirror.__main__:main"
+
+[tool.hatch.version]
+source = "vcs"
+
+[tool.hatch.build.hooks.vcs]
+version-file = "rpm_s3_mirror/version.py"
+
+
 # NOTE: you have to use single-quoted strings in TOML for regular expressions.
 # It's the equivalent of r-strings in Python.  Multiline strings are treated as
 # verbose regular expressions by Black.  Use [ ] to denote a significant space
diff --git a/requirements.dev.txt b/requirements.dev.txt
deleted file mode 100644
index 5e6f0f9..0000000
--- a/requirements.dev.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-# Lock black to the same major version used in downstream build environments
-black==21.6b0
-# To prevent black from breaking (https://github.com/psf/black/issues/2964, https://github.com/psf/black/pull/2966)
-click<8.1.0
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index a196c9d..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-defusedxml
-requests
-python-dateutil
-botocore
-lxml
diff --git a/setup.py b/setup.py
index d764474..edadfa0 100644
--- a/setup.py
+++ b/setup.py
@@ -1,36 +1,9 @@
 # Copyright (c) 2020 Aiven, Helsinki, Finland. https://aiven.io/
 
-from setuptools import setup
-import version
+# a setup.py shim which is required for an editable install
+# see pyproject.toml for build configuration
+# https://peps.python.org/pep-0518
+import setuptools
 
-version = version.get_project_version("rpm_s3_mirror/version.py")
-
-setup(
-    name="rpm_s3_mirror",
-    packages=["rpm_s3_mirror"],
-    version=version,
-    description="Tool for syncing RPM repositories with S3",
-    license="Apache 2.0",
-    author="Aiven",
-    author_email="willcoe@aiven.io",
-    url="https://github.com/aiven/rpm-s3-mirror",
-    install_requires=[
-        "defusedxml",
-        "requests",
-        "python-dateutil",
-        "botocore",
-        "lxml",
-    ],
-    entry_points={
-        "console_scripts": [
-            "rpm_s3_mirror = rpm_s3_mirror.__main__:main",
-        ],
-    },
-    classifiers=[
-        "Intended Audience :: Developers",
-        "Intended Audience :: Information Technology",
-        "Intended Audience :: System Administrators",
-        "Programming Language :: Python :: 3.7",
-        "Natural Language :: English",
-    ],
-)
+if __name__ == "__main__":
+    setuptools.setup()
diff --git a/version.py b/version.py
deleted file mode 100644
index d58aa8c..0000000
--- a/version.py
+++ /dev/null
@@ -1,55 +0,0 @@
-# Copyright (c) 2019 Aiven, Helsinki, Finland. https://aiven.io/
-import imp
-import os
-import subprocess
-
-
-def save_version(new_ver, old_ver, version_file):
-    if not new_ver:
-        return False
-    version_file = os.path.join(os.path.dirname(__file__), version_file)
-    if not old_ver or new_ver != old_ver:
-        with open(version_file, "w") as fp:
-            fp.write("__version__ = '{}'\n".format(new_ver))
-    return True
-
-
-def get_project_version(version_file):
-    version_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), version_file)
-    try:
-        module = imp.load_source("verfile", version_file)
-        file_ver = module.__version__
-    except IOError:
-        file_ver = None
-
-    os.chdir(os.path.dirname(__file__) or ".")
-    try:
-        git_out = subprocess.check_output(["git", "describe", "--always"],
-                                          stderr=getattr(subprocess, "DEVNULL", None))
-    except (OSError, subprocess.CalledProcessError):
-        pass
-    else:
-        git_ver = git_out.splitlines()[0].strip().decode("utf-8").replace("-g", ".g")
-        if "." not in git_ver:
-            git_ver = "0.0.1-0-unknown-{}".format(git_ver)
-        if save_version(git_ver, file_ver, version_file):
-            return git_ver
-
-    makefile = os.path.join(os.path.dirname(__file__), "Makefile")
-    if os.path.exists(makefile):
-        with open(makefile, "r") as fp:
-            lines = fp.readlines()
-        short_ver = [line.split("=", 1)[1].strip() for line in lines if line.startswith("short_ver")][0]
-        if save_version(short_ver, file_ver, version_file):
-            return short_ver
-
-    if not file_ver:
-        raise Exception("version not available from git or from file {!r}".format(version_file))
-
-    return file_ver
-
-
-if __name__ == "__main__":
-    import sys
-    get_project_version(sys.argv[1])
-