diff --git a/tests/benchmark/milvus_benchmark/runners/locust_user.py b/tests/benchmark/milvus_benchmark/runners/locust_user.py
index 60f56f44da..3f877add78 100644
--- a/tests/benchmark/milvus_benchmark/runners/locust_user.py
+++ b/tests/benchmark/milvus_benchmark/runners/locust_user.py
@@ -1,6 +1,5 @@
 import logging
 import random
-import pdb
 import gevent
 # import gevent.monkey
 # gevent.monkey.patch_all()