diff --git a/common/lib/xmodule/xmodule/tests/test_split_test_module.py b/common/lib/xmodule/xmodule/tests/test_split_test_module.py
index ba23497d85..150a777a46 100644
--- a/common/lib/xmodule/xmodule/tests/test_split_test_module.py
+++ b/common/lib/xmodule/xmodule/tests/test_split_test_module.py
@@ -96,7 +96,6 @@ class SplitTestModuleTest(XModuleXmlImportTest, PartitionTestCase):
         partitions_service = MockPartitionService(
             self.course,
             course_id=self.course.id,
-            track_function=Mock(name='track_function'),
         )
         self.module_system._services['partitions'] = partitions_service  # pylint: disable=protected-access