diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3de463e..9e6d877 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -17,7 +17,7 @@ repos:
       - id: poetry-check
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.4.8
+    rev: v0.4.9
     hooks:
       - id: ruff
         args: [ --fix, --show-fixes]