diff --git a/tools/run_tests/python_utils/start_port_server.py b/tools/run_tests/python_utils/start_port_server.py
index e9ce863f466..165e733a9db 100644
--- a/tools/run_tests/python_utils/start_port_server.py
+++ b/tools/run_tests/python_utils/start_port_server.py
@@ -25,7 +25,7 @@ import sys
 import tempfile
 import time
 
-# must be synchronized with test/core/utils/port_server_client.h
+# must be synchronized with test/core/util/port_server_client.h
 _PORT_SERVER_PORT = 32766