diff --git a/requirements-dev.txt b/requirements-dev.txt
index 982e48a6a..deef7da33 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,7 +7,7 @@
 -r docs/requirements-docs.txt
 
 coveralls==4.0.1
-ruff==0.8.6
+ruff==0.9.1
 mypy==1.14.1
 pre-commit==4.0.1
 pytest==8.3.4