diff --git a/src/spikeinterface/core/tests/test_time_handling.py b/src/spikeinterface/core/tests/test_time_handling.py
index 8b39050ec4..d13d62db21 100644
--- a/src/spikeinterface/core/tests/test_time_handling.py
+++ b/src/spikeinterface/core/tests/test_time_handling.py
@@ -311,6 +311,7 @@ def _get_sorting_with_recording_attached(self, recording_for_durations, recordin
         return sorting
 
 
+# TODO: deprecate original implementations ###
 def test_time_handling(create_cache_folder):
     cache_folder = create_cache_folder
     durations = [[10], [10, 5]]