diff --git a/paddlespeech/t2s/exps/vits/normalize.py b/paddlespeech/t2s/exps/vits/normalize.py
index 5881ae95c..514cbef8e 100644
--- a/paddlespeech/t2s/exps/vits/normalize.py
+++ b/paddlespeech/t2s/exps/vits/normalize.py
@@ -187,7 +187,7 @@ def main():
             record["spk_emb"] = str(item["spk_emb"])
 
         output_metadata.append(record)
-    output_metadata.sort(key=itemgetter('utt_id'))
+    output_metadata.sort(key=itemgetter('feats_lengths'))
     output_metadata_path = Path(args.dumpdir) / "metadata.jsonl"
     with jsonlines.open(output_metadata_path, 'w') as writer:
         for item in output_metadata: