diff --git a/e2xgrader/tests/apps/test_e2xmanager.py b/e2xgrader/tests/apps/test_e2xmanager.py
index 7152a088..4a2a5a8b 100644
--- a/e2xgrader/tests/apps/test_e2xmanager.py
+++ b/e2xgrader/tests/apps/test_e2xmanager.py
@@ -3,7 +3,7 @@
 
 from notebook.serverextensions import BaseJSONConfigManager, jupyter_config_path
 
-from e2xgrader.apps import e2xmanager
+from e2xgrader.extension_config import e2xmanager
 
 
 class TestE2XExtensionManager(unittest.TestCase):