diff --git a/docs/conf.py b/docs/conf.py
index d1dc3fd..875ff1d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
-import sys, os
+import os
+import sys
 import sphinx_rtd_theme
 
 # Check if readthedocs is building us
diff --git a/evdev/device.py b/evdev/device.py
index 0d2d1d9..cde168e 100644
--- a/evdev/device.py
+++ b/evdev/device.py
@@ -159,8 +159,8 @@ def __del__(self):
     def _capabilities(self, absinfo=True):
         res = {}
 
-        for etype, ecodes in self._rawcapabilities.items():
-            for code in ecodes:
+        for etype, _ecodes in self._rawcapabilities.items():
+            for code in _ecodes:
                 l = res.setdefault(etype, [])
                 if isinstance(code, tuple):
                     if absinfo:
diff --git a/pyproject.toml b/pyproject.toml
index 911b8e8..e1115d4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,3 +34,6 @@ packages = ["evdev"]
 
 [tool.ruff]
 line-length = 120
+
+[tool.ruff.lint]
+ignore = ["E265", "E241", "F403", "F401", "E401", "E731"]
\ No newline at end of file
diff --git a/requirements-dev.txt b/requirements-dev.txt
index d8aecc7..ef9693e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,6 @@
-pytest ~= 7.1.0
-Sphinx ~= 4.4.0
-sphinx-copybutton ~= 0.5.0
-bump2version
-sphinx_rtd_theme
-twine
+pytest
+Sphinx
+sphinx-copybutton ~= 0.5.2
+sphinx-rtd-theme
 ruff
+bump-my-version ~= 0.17.4
\ No newline at end of file
diff --git a/tests/test_ecodes.py b/tests/test_ecodes.py
index 8f4cbbb..c810b4f 100644
--- a/tests/test_ecodes.py
+++ b/tests/test_ecodes.py
@@ -6,9 +6,9 @@
 prefixes = "KEY ABS REL SW MSC LED BTN REP SND ID EV BUS SYN FF_STATUS FF"
 
 
-def to_tuples(l):
+def to_tuples(val):
     t = lambda x: tuple(x) if isinstance(x, list) else x
-    return map(t, l)
+    return map(t, val)
 
 
 def test_equality():
@@ -28,4 +28,4 @@ def test_access():
 def test_overlap():
     vals_ff = set(to_tuples(ecodes.FF.values()))
     vals_ff_status = set(to_tuples(ecodes.FF_STATUS.values()))
-    assert bool(vals_ff & vals_ff_status) == False
+    assert bool(vals_ff & vals_ff_status) is False