diff --git a/jupyterlab_vre/tests/test_handlers.py b/jupyterlab_vre/tests/test_handlers.py
index bfb53c82f..f82cccc55 100644
--- a/jupyterlab_vre/tests/test_handlers.py
+++ b/jupyterlab_vre/tests/test_handlers.py
@@ -78,3 +78,17 @@ def test_cellshandler_post(self):
         self.assertNotEqual(response_body, None)
 
 
+    def test_cellshandler_post_deprecated_modules(self):
+        cell_index = 0
+        git_token = 'test_token'
+        self.add_cell(cell_index=cell_index)
+        # self.add_git_token(git_token=git_token)
+
+        with mock.patch.object(ExtractorHandler, 'get_secure_cookie') as m:
+            m.return_value = 'cookie'
+            payload = {'port': 'port', 'type': 'type'}
+            response = self.fetch('/cellshandler', method='POST', body=json.dumps(payload))
+
+        # delete_all_cells()
+        response_body = json.loads(to_unicode(response.body))
+        self.assertNotEqual(response_body, None)
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