diff --git a/service/gcbrun_experiment.py b/service/gcbrun_experiment.py
index bbebcf1b9..8c9a7fb63 100644
--- a/service/gcbrun_experiment.py
+++ b/service/gcbrun_experiment.py
@@ -82,6 +82,7 @@ def exec_command_from_github(pull_request_number):
 
 def main():
     """Entrypoint for GitHub CI into run_experiment.py"""
+    # Dummy
     logging.basicConfig(level=logging.INFO)
     pull_request_number = int(os.environ['PULL_REQUEST_NUMBER'])
     result = exec_command_from_github(pull_request_number)