diff --git a/gluon/html.py b/gluon/html.py
index b6fc7c0c..8c4be662 100644
--- a/gluon/html.py
+++ b/gluon/html.py
@@ -2610,6 +2610,7 @@ def embed64(
     return 'data:%s;base64,%s' % (extension, data)
 
 
+# TODO: Check if this test() is still relevant now that we have gluon/tests/test_html.py
 def test():
     """
     Example: