diff --git a/egs/librispeech/ASR/conformer_ctc/decode.py b/egs/librispeech/ASR/conformer_ctc/decode.py
index 891471e37..661c4a33e 100755
--- a/egs/librispeech/ASR/conformer_ctc/decode.py
+++ b/egs/librispeech/ASR/conformer_ctc/decode.py
@@ -78,7 +78,7 @@ def get_parser():
         default="attention-decoder",
         help="""Decoding method.
         Supported values are:
-            - (0) ctc. Use CTC decoding. It uses a sentence piece
+            - (0) ctc-decoding. Use CTC decoding. It uses a sentence piece
               model, i.e., lang_dir/bpe.model, to convert word pieces to words.
               It needs neither a lexicon nor an n-gram LM.
             - (1) 1best. Extract the best path from the decoding lattice as the