diff --git a/egs/librispeech/ASR/conv_emformer_transducer_stateless/emformer.py b/egs/librispeech/ASR/conv_emformer_transducer_stateless/emformer.py
index d8c453ca6..9576eca52 100644
--- a/egs/librispeech/ASR/conv_emformer_transducer_stateless/emformer.py
+++ b/egs/librispeech/ASR/conv_emformer_transducer_stateless/emformer.py
@@ -971,7 +971,6 @@ class EmformerEncoderLayer(nn.Module):
            - output memory of current chunk in the lower layer;
            - attention key and value in current chunk's computation, which would
              be resued in next chunk's computation.
-           - length of current chunk.
         """
         utterance = right_context_utterance[R:]
         right_context = right_context_utterance[:R]