diff --git a/src/spikeinterface/sorters/internal/spyking_circus2.py b/src/spikeinterface/sorters/internal/spyking_circus2.py
index af963063cb..99f9c302f7 100644
--- a/src/spikeinterface/sorters/internal/spyking_circus2.py
+++ b/src/spikeinterface/sorters/internal/spyking_circus2.py
@@ -204,6 +204,7 @@ def _run_from_folder(cls, sorter_output_folder, params, verbose):
             detection_params["prototype"] = prototype
             detection_params["ms_before"] = ms_before
             if params["debug"]:
+                np.save(clustering_folder / "waveforms.npy", waveforms)
                 np.save(clustering_folder / "prototype.npy", prototype)
             if skip_peaks:
                 detection_params["skip_after_n_peaks"] = n_peaks