diff --git a/README.md b/README.md
index 221122b..168397a 100644
--- a/README.md
+++ b/README.md
@@ -92,19 +92,16 @@ widgets:
 ```Python
 from scipy.io.wavfile import write
 
-from modelscope.metainfo import Pipelines
-from modelscope.models import Model
+from modelscope.outputs import OutputKeys
 from modelscope.pipelines import pipeline
-from modelscope.pipelines.outputs import OutputKeys
-from modelscope.utils.constant import Tasks, Fields
+from modelscope.utils.constant import Tasks
 
 text = '待合成文本'
-voice = 'zhitian_emo'
-model_id = 'damo\speech_sambert-hifigan_tts_zh-cn_16k'
+model_id = 'damo/speech_sambert-hifigan_tts_zh-cn_16k'
 sambert_hifigan_tts = pipeline(task=Tasks.text_to_speech, model=model_id)
-output = sambert_hifigan_tts(text, voice)
-# save to file output.wav
-write('output.wav', 16000, output[OutputKeys.OUTPUT_WAV])
+output = sambert_hifigan_tts(input=text)
+pcm = output[OutputKeys.OUTPUT_PCM]
+write('output.wav', 16000, pcm)
 ```
 
 ### 模型局限性以及可能的偏差