diff --git a/litellm/proxy/management_endpoints/tag_management_endpoints.py b/litellm/proxy/management_endpoints/tag_management_endpoints.py
index 622a54fde28..7c9c892b4dc 100644
--- a/litellm/proxy/management_endpoints/tag_management_endpoints.py
+++ b/litellm/proxy/management_endpoints/tag_management_endpoints.py
@@ -410,7 +410,7 @@ async def update_tag(
     - description: Optional[str] - Updated description
     - models: List[str] - Updated list of allowed LLM models
     - budget_id: Optional[str] - The id for a budget to associate with the tag
-    - spend: Optional[float] - Set the tag's accumulated spend (e.g. 0 to reset it). Omit to leave unchanged
+    - spend: Optional[float] - Set the tag's accumulated spend (e.g. 0 to reset it). Omit to leave unchanged. Does not change budget_reset_at; the current budget window is left as-is
 
     ### BUDGET UPDATE PARAMS ###
     - max_budget: Optional[float] - Max budget for tag