diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..f9e66b0
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,14 @@
+[project]
+name = 'lostfiles'
+version = '0.5.3'
+description = 'A simple script to identify files not tracked by Portage package manager'
+readme = 'README.md'
+requires-python = '>=3.8'
+keywords = ['gentoo', 'portage', 'maintenance']
+license = {file = 'LICENSE'}
+authors = [
+  {name = 'Michael Egger', email = 'egger.m@protonmail.com'},
+]
+
+[project.scripts]
+lostfiles = "lostfiles:main"
\ No newline at end of file
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 8c5eafb..0000000
--- a/setup.py
+++ /dev/null
@@ -1,39 +0,0 @@
-from os import path
-
-from setuptools import setup
-
-
-def read(filename: str) -> str:
-    """Helper to read README."""
-    this_directory = path.abspath(path.dirname(__file__))
-    with open(path.join(this_directory, filename), encoding="utf-8") as f:
-        return f.read()
-
-
-setup(
-    name="lostfiles",
-    version="0.5.2",
-    author="Michael Egger",
-    author_email="egger.m@protonmail.com",
-    description="A simple script to identify files not tracked by Portage package manager.",
-    url="https://github.com/gcarq/portage-lostfiles",
-    license="GPL-2.0",
-    keywords="gentoo portage maintenance",
-    py_modules=["lostfiles"],
-    zip_safe=False,
-    long_description=read("README.md"),
-    long_description_content_type="text/markdown",
-    python_requires=">=3.8",
-    install_requires=['portage>=3,<4'],
-    classifiers=[
-        "Topic :: Utilities",
-        "Environment :: Console",
-        "License :: OSI Approved :: MIT License",
-        "Programming Language :: Python :: 3 :: Only",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
-        "Programming Language :: Python :: 3.11",
-    ],
-    entry_points={"console_scripts": ["lostfiles=lostfiles:main"]},
-)