diff --git a/litellm/proxy/spend_tracking/budget_reservation.py b/litellm/proxy/spend_tracking/budget_reservation.py
index 72645be7e56..34991a7198a 100644
--- a/litellm/proxy/spend_tracking/budget_reservation.py
+++ b/litellm/proxy/spend_tracking/budget_reservation.py
@@ -432,8 +432,7 @@ async def invalidate_budget_reservation_counters(
 
 
 async def release_or_invalidate_budget_reservation(
-    budget_reservation: dict[str, object]
-    | None,  # mutable-ok: stamps finalized on the caller's shared reservation dict
+    budget_reservation: dict[str, object] | None,  # mutable-ok: marks the shared reservation finalized
 ) -> None:
     """Reconcile a still-open reservation on a terminal path that settles no cost.