diff --git a/wagtail/wagtailsearch/tests/test_elasticsearch2_backend.py b/wagtail/wagtailsearch/tests/test_elasticsearch2_backend.py
index e7a8aa77d..1f5684e5a 100644
--- a/wagtail/wagtailsearch/tests/test_elasticsearch2_backend.py
+++ b/wagtail/wagtailsearch/tests/test_elasticsearch2_backend.py
@@ -3,7 +3,6 @@ from __future__ import absolute_import, unicode_literals
 
 import datetime
 import json
-import unittest
 
 import mock
 from django.db.models import Q