diff --git a/litellm/types/router.py b/litellm/types/router.py
index 89c9b075d25..5ebf37d4022 100644
--- a/litellm/types/router.py
+++ b/litellm/types/router.py
@@ -967,6 +967,8 @@ class RouterErrorTypes(str, enum.Enum):
 
 
 class RouterRateLimitError(RouterNoDeploymentsAvailableError):
+    cooldown_time: float
+
     def __init__(
         self,
         model: str,