diff --git a/tests/benchmark/milvus_benchmark/runners/locust_task.py b/tests/benchmark/milvus_benchmark/runners/locust_task.py
index ba54242a57..9b172b384b 100644
--- a/tests/benchmark/milvus_benchmark/runners/locust_task.py
+++ b/tests/benchmark/milvus_benchmark/runners/locust_task.py
@@ -1,5 +1,4 @@
 import time
-import pdb
 import logging
 from locust import User, events
 from milvus_benchmark.client import MilvusClient