diff --git a/requirements-dev.txt b/requirements-dev.txt
index 425e670..cb5d257 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 # Dev/CI dependencies: the runtime set plus the test + lint gate (G1).
 -r requirements.txt
 pytest==9.1.1
-ruff==0.16.1
+ruff==0.16.2
 # tests/test_hotel_audit.py exercises the xlsx writer:
 openpyxl==3.1.5