diff --git a/paddlespeech/s2t/models/wav2vec2/wav2vec2_ASR.py b/paddlespeech/s2t/models/wav2vec2/wav2vec2_ASR.py
index 65a5f8e59..64195defc 100755
--- a/paddlespeech/s2t/models/wav2vec2/wav2vec2_ASR.py
+++ b/paddlespeech/s2t/models/wav2vec2/wav2vec2_ASR.py
@@ -80,24 +80,6 @@ class Wav2vec2ASR(nn.Layer):
 
         return ctc_loss
 
-    @paddle.no_grad()
-    def extract_features(self, wav):
-        if self.normalize_wav:
-            wav = F.layer_norm(wav, wav.shape[-1])
-
-        # Extract wav2vec output
-        out = self.wav2vec2(wav)[0]
-        # We normalize the output if required
-        if self.output_norm:
-            out = F.layer_norm(out, out.shape[-1])
-
-        if self.training and hasattr(self.config, 'spec_augment'):
-            feats = self.spec_augment(out)
-        else:
-            feats = out
-
-        return feats
-
     @paddle.no_grad()
     def decode(self,
                feats: paddle.Tensor,