diff --git a/pyproject.toml b/pyproject.toml
index 35d2da4b..61082b20 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,12 +33,16 @@ classifiers = [
 "Changes" = "https://github.com/heuer/segno/blob/master/CHANGES.rst"
 
 
+[tool.setuptools]
+packages = ["segno"]
+
+
 [tool.setuptools.dynamic]
 version = {attr = "segno.__version__"}
 
 
 [project.scripts]
-segno = "segno:cli:main"
+segno = "segno.cli:main"
 
 
 [tool.setuptools.package-data]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index e096e826..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,71 +0,0 @@
-[bdist_wheel]
-universal = 1
-
-[flake8]
-max-line-length = 120
-
-[coverage:run]
-branch = true
-
-[coverage:report]
-exclude_lines =
-    # Have to re-enable the standard pragma
-    pragma: no cover
-    # Don't complain if non-runnable code isn't run:
-    if __name__ == .__main__.:
-
-[metadata]
-name = segno
-version = attr:segno.__version__
-url = https://github.com/heuer/segno/
-project_urls =
-    Homepage = https://github.com/heuer/segno/
-    Documentation = https://segno.readthedocs.io/
-    Code = https://github.com/heuer/segno/
-    Issue tracker = https://github.com/heuer/segno/issues/
-description = QR Code and Micro QR Code generator for Python
-long_description = file: README.rst, CHANGES.rst
-long_description_content_type= text/x-rst
-license = BSD-3-Clause
-license_files = LICENSE
-author = Lars Heuer
-author_email = heuer@semagia.com
-platform = any
-keywords =
-    QR Code, Micro QR Code, ISO/IEC 18004, ISO/IEC 18004:2006(E),
-    ISO/IEC 18004:2015(E), qrcode, QR, barcode, matrix, 2D, latex
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Intended Audience :: Developers
-    License :: OSI Approved :: BSD License
-    Operating System :: OS Independent
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.5
-    Programming Language :: Python :: 3.6
-    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
-    Programming Language :: Python :: 3.12
-    Topic :: Multimedia :: Graphics
-    Topic :: Printing
-    Topic :: Software Development :: Libraries :: Python Modules
-    Topic :: Utilities
-
-[options]
-packages = segno
-include_package_data = true
-python_requires = != 3.0.*, != 3.1.*, != 3.2.*, != 3.3.*, != 3.4.*
-
-[options.package_data]
-segno = py.typed, *.pyi
-
-[options.data_files]
-share/man/man1 =
-    man/segno.1
-
-[options.entry_points]
-console_scripts =
-    segno = segno.cli:main
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 60d0d919..00000000
--- a/setup.py
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-#
-# Copyright (c) 2016 - 2023 -- Lars Heuer
-# All rights reserved.
-#
-# License: BSD License
-#
-"""\
-Setup script.
-"""
-from setuptools import setup
-
-setup()