diff --git a/api/core/model_manager.py b/api/core/model_manager.py
index 995a30d44c..4886ffe244 100644
--- a/api/core/model_manager.py
+++ b/api/core/model_manager.py
@@ -542,8 +542,6 @@ class LBModelManager:
 
             return config
 
-        return None
-
     def cooldown(self, config: ModelLoadBalancingConfiguration, expire: int = 60) -> None:
         """
         Cooldown model load balancing config