diff --git a/src/spikeinterface/sorters/external/kilosortbase.py b/src/spikeinterface/sorters/external/kilosortbase.py
index d04128b50c..4015574280 100644
--- a/src/spikeinterface/sorters/external/kilosortbase.py
+++ b/src/spikeinterface/sorters/external/kilosortbase.py
@@ -146,7 +146,7 @@ def _setup_recording(cls, recording, sorter_output_folder, params, verbose):
                 padding_start = 0
                 padding_end = pad
                 padded_recording = TracePaddedRecording(
-                    parent_recording=recording,
+                    recording=recording,
                     padding_start=padding_start,
                     padding_end=padding_end,
                 )