diff --git a/enterprise_access/apps/subsidy_request/tests/test_utils.py b/enterprise_access/apps/subsidy_request/tests/test_utils.py
index eb309f9b..c334054d 100644
--- a/enterprise_access/apps/subsidy_request/tests/test_utils.py
+++ b/enterprise_access/apps/subsidy_request/tests/test_utils.py
@@ -26,7 +26,7 @@ def test_get_user_from_request_session(self):
 
         # Create request with session
         request = HttpRequest()
-        middleware = SessionMiddleware()
+        middleware = SessionMiddleware(mock.Mock())
         middleware.process_request(request)
         request.session['_auth_user_id'] = test_user.id
         request.session.save()