diff --git a/test_titles_updater.py b/test_titles_updater.py
index 111ef99..1f8114e 100644
--- a/test_titles_updater.py
+++ b/test_titles_updater.py
@@ -13,8 +13,7 @@ environ_patcher.start()
 
 from main import get_titles
 
-# TODO: write tests for update_titles method after figuring out
-# which objects to mock and with what
+# NOTE: not sure about how exactly update_titles can be tested
 class TestTitlesUpdater(unittest.TestCase):
     @patch('main.json.load', return_value={'titles': ['foo', 'bar', 'baz']})
     def test_get_titles_returns_a_list(self, _):