diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3ee38be..1cd8554 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,7 +1,7 @@
 repos:
     # This should be before any formatting hooks like isort
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.4.8"
+    rev: "v0.5.7"
     hooks:
       - id: ruff
         args: ["--fix"]
diff --git a/chimerapy/chimera.py b/chimerapy/chimera.py
index 4462553..8d1a828 100644
--- a/chimerapy/chimera.py
+++ b/chimerapy/chimera.py
@@ -1,7 +1,4 @@
-"""
-
-"""
-
+""" """
 
 import glob
 import sys