diff --git a/.azure-pipelines/impacted_area_testing/calculate_instance_number.py b/.azure-pipelines/impacted_area_testing/calculate_instance_number.py
index fb75f95754e..d6a13644d2a 100644
--- a/.azure-pipelines/impacted_area_testing/calculate_instance_number.py
+++ b/.azure-pipelines/impacted_area_testing/calculate_instance_number.py
@@ -132,6 +132,8 @@ def main(scripts, topology, branch):
     parser.add_argument("--branch", help="Test branch", type=str, default="")
     args = parser.parse_args()
 
+    logging.basicConfig(level=logging.INFO)
+
     scripts = args.scripts
     topology = args.topology
     branch = args.branch