diff --git a/requirements-dev.txt b/requirements-dev.txt
index cbc771e..05867d7 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
 # Tooling for local development and CI (kept separate from the app runtime deps).
 pytest==9.2.0
 pytest-cov==7.1.0
-ruff==0.17.3
+ruff==0.17.4