diff --git a/README.md b/README.md
index 5c85508..8b72e9e 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ chkbit will
 Run `chkbit PATH` to verify only.
 
 ```
-usage: chkbit.py [-h] [-u] [--algo ALGO] [-f] [-i] [-s] [-w N] [-q] [-v] [PATH ...]
+usage: chkbit [-h] [-u] [--algo ALGO] [-f] [-i] [-s] [-w N] [-q] [-v] [PATH ...]
 
 Checks the data integrity of your files. See https://github.com/laktak/chkbit-py
 
diff --git a/chkbit/context.py b/chkbit/context.py
index 607ab73..4bbede8 100644
--- a/chkbit/context.py
+++ b/chkbit/context.py
@@ -1,9 +1,5 @@
-import hashlib
-
-
 class Context:
     def __init__(self, verify_index, update, force, hash_algo, skip_symlinks):
-
         self.verify_index = verify_index
         self.update = update
         self.force = force
diff --git a/chkbit/hashfile.py b/chkbit/hashfile.py
index e8f5b00..0c995fe 100644
--- a/chkbit/hashfile.py
+++ b/chkbit/hashfile.py
@@ -5,7 +5,6 @@ BLOCKSIZE = 2**10 * 128  # kb
 
 
 def hashfile(path, hash_algo=None):
-
     if not hash_algo or hash_algo == "md5":
         h = hashlib.md5()
     elif hash_algo == "sha512":
diff --git a/chkbit/indexthread.py b/chkbit/indexthread.py
index b55ce69..3b910d9 100644
--- a/chkbit/indexthread.py
+++ b/chkbit/indexthread.py
@@ -41,7 +41,6 @@ class IndexThread:
         # load index
         e = Index(parent, files, log=self._log)
         if e.load() or not self.verify_index_only:
-
             # calc the new hashes
             e.update(self.context)
 
diff --git a/chkbit/main.py b/chkbit/main.py
index 013d947..d00376e 100644
--- a/chkbit/main.py
+++ b/chkbit/main.py
@@ -30,7 +30,6 @@ class Main:
         self._parse_args()
 
     def _log(self, idx, stat, path):
-
         if stat == Stat.FLAG_MOD:
             self.modified = True
         else:
@@ -121,7 +120,6 @@ class Main:
             self.res_queue.task_done()
 
     def process(self):
-
         self.res_queue = queue.Queue()
 
         # the todo queue is used to distribute the work
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..3c447fe
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,17 @@
+[project]
+name = "chkbit"
+version = "2.3.0"
+description = "chkbit checks the data integrity of your files"
+authors = [
+    {name = "Christian Zangl", email = "laktak@cdak.net"},
+]
+dependencies = []
+requires-python = ">=3.6.0"
+readme = "README.md"
+license = {file = "LICENSE"}
+
+[project.urls]
+Homepage = "https://github.com/laktak/chkbit-py"
+
+[project.scripts]
+chkbit = "chkbit.main:main"
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 4281b6f..0000000
--- a/setup.py
+++ /dev/null
@@ -1,25 +0,0 @@
-import sys
-from setuptools import setup
-import os
-
-if sys.version_info < (3, 6):
-    sys.exit("Please install with Python >= 3.6")
-
-with open(os.path.join(os.path.dirname(__file__), "README.md"), encoding="utf-8") as f:
-    readme = f.read()
-
-
-setup(
-    name="chkbit",
-    version="2.3.0",
-    url="https://github.com/laktak/chkbit-py",
-    author="Christian Zangl",
-    author_email="laktak@cdak.net",
-    description="chkbit checks the data integrity of your files",
-    long_description=readme,
-    long_description_content_type="text/markdown",
-    entry_points={"console_scripts": ["chkbit = chkbit.main:main"]},
-    packages=["chkbit"],
-    install_requires=[],
-    python_requires=">=3.6.0",
-)