diff --git a/llumnix/manager.py b/llumnix/manager.py
index 921e0fe0..db097765 100644
--- a/llumnix/manager.py
+++ b/llumnix/manager.py
@@ -385,8 +385,8 @@ async def run_task(alive_instances: List[str], task_name: str, *args, **kwargs):
             src_filter=lambda instance_info: instance_info.instance_id in alive_instances,
             dst_filter=lambda instance_info: instance_info.instance_id in alive_instances)
 
-        logger.info("Rebuild {} migration backend done, group_name: {}, alive instance ({}): {}."
-            .format(self.manager_args.migration_backend, group_name, len(alive_instances), alive_instances))
+        logger.info("Rebuild migration backend done, group_name: {}, alive instance ({}): {}."
+            .format(group_name, len(alive_instances), alive_instances))
 
         # Restore migrate config
         self.enable_migration = origin_config