diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index f1cb7376..00000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1 +0,0 @@
-include setup.py
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..44eb2767
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,28 @@
+[project]
+name = "taxi"
+description = "Taxi: timesheeting made easy"
+authors = [
+    {name = "Sylvain Fankhauser", email = "sephi@fhtagn.top"},
+]
+readme = "README.rst"
+requires-python = ">=3.8"
+dynamic = ["version"]
+dependencies = [
+    "click>=3.3",
+    "appdirs>=1.4.0",
+]
+
+[project.urls]
+Source = "https://github.com/sephii/taxi"
+Documentation = "https://taxi-timesheets.readthedocs.io/"
+
+[project.scripts]
+taxi = "taxi.commands.base:cli"
+
+[project.entry-points."taxi.backends"]
+dummy = "taxi.backends.dummy:DummyBackend"
+
+[build-system]
+requires = ["flit_core >=3.2,<4"]
+build-backend = "flit_core.buildapi"
+
diff --git a/release.sh b/release.sh
index cf8301a7..e92a51d9 100755
--- a/release.sh
+++ b/release.sh
@@ -7,9 +7,7 @@ release () {
     git commit -m "Bump version number to $1" taxi/__init__.py
     git tag -m "Release $1" -s $1
     git push origin $1
-    rm dist/*
-    ./setup.py sdist
-    twine upload dist/*
+    flit publish
 }
 
 if [ "$#" -ne 1 ]; then
diff --git a/setup.py b/setup.py
deleted file mode 100755
index 5f8ab1a2..00000000
--- a/setup.py
+++ /dev/null
@@ -1,41 +0,0 @@
-#!/usr/bin/env python
-from setuptools import find_packages, setup
-
-from taxi import __version__
-
-install_requires = [
-    'click>=3.3',
-    'appdirs>=1.4.0',
-]
-
-
-setup(
-    name='taxi',
-    version=__version__,
-    packages=find_packages(exclude=('tests', 'tests.*')),
-    description='Taxi: timesheeting made easy',
-    long_description=open("README.rst").read(),
-    long_description_content_type="text/x-rst",
-    author='Sylvain Fankhauser',
-    author_email='sylvain.fankhauser@liip.ch',
-    url='https://github.com/liip/taxi',
-    install_requires=install_requires,
-    license='wtfpl',
-    include_package_data=False,
-    package_data={
-        'taxi': ['etc/*']
-    },
-    python_requires='>=3.8',
-    entry_points={
-        'taxi.backends': 'dummy = taxi.backends.dummy:DummyBackend',
-        'console_scripts': 'taxi = taxi.commands.base:cli'
-    },
-    classifiers=[
-        'Environment :: Console',
-        'Development Status :: 5 - Production/Stable',
-        'Programming Language :: Python :: 3.8',
-        'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10',
-        'Programming Language :: Python :: 3.11',
-    ],
-)
diff --git a/taxi/commands/base.py b/taxi/commands/base.py
index bc00f49e..3d040f6a 100644
--- a/taxi/commands/base.py
+++ b/taxi/commands/base.py
@@ -2,10 +2,10 @@
 import functools
 import logging
 import os
+import pkgutil
 import sys
 
 import click
-import pkg_resources
 from appdirs import AppDirs
 from click._termui_impl import Editor
 
@@ -104,7 +104,7 @@ def create_config_file(filename, run_conversions=True):
             )
         ) + '\n')
 
-        config = pkg_resources.resource_string('taxi', 'etc/taxirc.sample').decode('utf-8')
+        config = pkgutil.get_data("taxi", "etc/taxirc.sample").decode()
         context = {}
         available_backends = plugins_registry.get_available_backends()
 
diff --git a/taxi/commands/plugin.py b/taxi/commands/plugin.py
index 7c63aee9..df1a844b 100644
--- a/taxi/commands/plugin.py
+++ b/taxi/commands/plugin.py
@@ -1,5 +1,4 @@
 import json
-import pkg_resources
 import subprocess
 import sys
 
@@ -124,8 +123,8 @@ def install(ctx, plugin):
         sys.exit(1)
 
     try:
-        installed_version = pkg_resources.get_distribution(plugin_name).version
-    except pkg_resources.DistributionNotFound:
+        installed_version = importlib.metadata.version(plugin_name)
+    except importlib.metadata.PackageNotFoundError:
         installed_version = None
 
     if installed_version is not None and info['version'] == installed_version:
diff --git a/taxi/plugins.py b/taxi/plugins.py
index d3c5f159..e6a9d12e 100644
--- a/taxi/plugins.py
+++ b/taxi/plugins.py
@@ -1,4 +1,4 @@
-import pkg_resources
+import importlib.metadata
 from urllib import parse
 
 from .exceptions import TaxiException
@@ -35,7 +35,7 @@ def __init__(self):
         for entry_point_type in self.ENTRY_POINTS:
             self._entry_points[entry_point_type] = {}
 
-            for entry_point in pkg_resources.iter_entry_points(entry_point_type):
+            for entry_point in importlib.metadata.entry_points(group=entry_point_type):
                 self._entry_points[entry_point_type][entry_point.name] = entry_point
 
     def get_plugins(self):
@@ -43,7 +43,7 @@ def get_plugins(self):
 
         for entry_point_type, entry_points in self._entry_points.items():
             for entry_point in entry_points.values():
-                plugin_name = entry_point.dist.project_name[5:]
+                plugin_name = entry_point.dist.name
                 plugin_version = entry_point.dist.version
 
                 if plugin_name: