diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e5b1a9b..50fe980 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -55,7 +55,7 @@ repos:
       - id: pretty-format-json
       - id: trailing-whitespace
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: 8983acb92ee4b01924893632cf90af926fa608f0  # frozen: v0.7.0
+    rev: 89c421dff2e1026ba12cdb9ebd731f4a83aa8021  # frozen: v0.8.6
     hooks:
       - id: ruff
         args:
diff --git a/src/pisco/input_output/backlight.py b/src/pisco/input_output/backlight.py
index 29a6cd2..fc473b9 100644
--- a/src/pisco/input_output/backlight.py
+++ b/src/pisco/input_output/backlight.py
@@ -22,7 +22,7 @@ class AbstractBacklight(contextlib.AbstractContextManager["AbstractBacklight"]):
     """
 
     def __exit__(
-        self, __exc_type: object, __exc_value: object, __traceback: object
+        self, _exc_type: object, _exc_value: object, _traceback: object
     ) -> None:
         """Activates the backlight."""
         logger.info("Exiting backlight context ...")