diff --git a/tests/benchmark/milvus_benchmark/parser.py b/tests/benchmark/milvus_benchmark/parser.py
index b16ffa3cc1..1a6e0c6756 100644
--- a/tests/benchmark/milvus_benchmark/parser.py
+++ b/tests/benchmark/milvus_benchmark/parser.py
@@ -1,4 +1,3 @@
-import pdb
 import logging
 
 logger = logging.getLogger("milvus_benchmark.parser")