diff --git a/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py b/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
index a8127eec30..d845a9a711 100644
--- a/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
+++ b/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
@@ -21,8 +21,6 @@ import capa.xqueue_interface as xqueue_interface
 from datetime import datetime
 import logging
 
-from mock_server import create_server
-
 log = logging.getLogger(__name__)
 
 from . import test_system