diff --git a/tests/test_litellm/test_router_retry_policy_update.py b/tests/test_litellm/test_router_retry_policy_update.py
index 9e0bb0b9bef..26251290176 100644
--- a/tests/test_litellm/test_router_retry_policy_update.py
+++ b/tests/test_litellm/test_router_retry_policy_update.py
@@ -39,7 +39,7 @@ from litellm.types.router import RetryPolicy, UpdateRouterConfig
 def isolate_litellm_callbacks():
     callbacks_before: Final = litellm.callbacks.copy()
     yield
-    litellm.callbacks = callbacks_before
+    litellm.callbacks = callbacks_before  # test-quality-ok: required callback-state restoration fixture
 
 
 # ---------------------------------------------------------------------------