diff --git a/egs/must_c/ST/local/compute_fbank_must_c.py b/egs/must_c/ST/local/compute_fbank_must_c.py
index 0280d4a71..3af262e32 100755
--- a/egs/must_c/ST/local/compute_fbank_must_c.py
+++ b/egs/must_c/ST/local/compute_fbank_must_c.py
@@ -122,6 +122,11 @@ def compute_fbank_must_c(
             storage_type=LilcomChunkyWriter,
         )
 
+        logging.info("About to split cuts into smaller chunks.")
+        cut_set = cut_set.trim_to_supervisions(
+            keep_overlapping=False, min_duration=None
+        )
+
         logging.info(f"Saving to {cuts_path}")
         cut_set.to_file(cuts_path)
         logging.info(f"Saved to {cuts_path}")