diff --git a/paddlespeech/s2t/frontend/featurizer/audio_featurizer.py b/paddlespeech/s2t/frontend/featurizer/audio_featurizer.py
index e0fe81fe6..22329d5e0 100644
--- a/paddlespeech/s2t/frontend/featurizer/audio_featurizer.py
+++ b/paddlespeech/s2t/frontend/featurizer/audio_featurizer.py
@@ -16,7 +16,6 @@ import numpy as np
 import paddle
 import paddleaudio.compliance.kaldi as kaldi
 from python_speech_features import delta
-from python_speech_features import logfbank
 from python_speech_features import mfcc