diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6a7acf066..4f1431bca 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -6,7 +6,7 @@
 -r requirements-freqai-rl.txt
 -r docs/requirements-docs.txt
 
-ruff==0.12.8
+ruff==0.12.9
 mypy==1.17.1
 pre-commit==4.3.0
 pytest==8.4.1