diff --git a/egs_modelscope/punctuation/punc_ct-transformer_zh-cn-common-vadrealtime-vocab272727/infer.py b/egs_modelscope/punctuation/punc_ct-transformer_zh-cn-common-vadrealtime-vocab272727/infer.py
index baad18884..a6629cdd0 100644
--- a/egs_modelscope/punctuation/punc_ct-transformer_zh-cn-common-vadrealtime-vocab272727/infer.py
+++ b/egs_modelscope/punctuation/punc_ct-transformer_zh-cn-common-vadrealtime-vocab272727/infer.py
@@ -17,13 +17,10 @@ inference_pipeline = pipeline(
 )
 
 vads = inputs.split("|")
-
-cache_out = []
 rec_result_all="outputs:"
+param_dict = {"cache": []}
 for vad in vads:
-    rec_result = inference_pipeline(text_in=vad, cache=cache_out)
-    #print(rec_result)
-    cache_out = rec_result['cache']
+    rec_result = inference_pipeline(text_in=vad, param_dict=param_dict)
     rec_result_all += rec_result['text']
 
 print(rec_result_all)