diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a024185768..b8f06eb014 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -10,7 +10,7 @@ ci:
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.16.8
+    rev: v0.16.9
     hooks:
       # Run the linter.
       - id: ruff
diff --git a/requirements_test.txt b/requirements_test.txt
index 5331c64a6b..947d8c79c7 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,6 +1,6 @@
 pylint==4.0.9
 flake8==7.3.0  # .pre-commit-config.yaml rev synced by script/sync_dependency_versions.py
-ruff==0.16.8  # .pre-commit-config.yaml rev synced by script/sync_dependency_versions.py
+ruff==0.16.9  # .pre-commit-config.yaml rev synced by script/sync_dependency_versions.py
 pyupgrade==3.21.2  # .pre-commit-config.yaml rev synced by script/sync_dependency_versions.py
 prek==0.5.3  # .github/workflows/ci.yml reads this pin
 yamlrocks==0.6.1  # used by script/sync_dependency_versions.py