diff --git a/tests/benchmark/milvus_benchmark/env/base.py b/tests/benchmark/milvus_benchmark/env/base.py
index 84702658be..fbff6d9f2a 100644
--- a/tests/benchmark/milvus_benchmark/env/base.py
+++ b/tests/benchmark/milvus_benchmark/env/base.py
@@ -13,7 +13,7 @@ class BaseEnv(object):
         self._hostname = None
         self._port = config.SERVER_PORT_DEFAULT
 
-    def start_up(self):
+    def start_up(self, **kwargs):
         logger.debug("IN ENV CLASS")
         pass