diff --git a/egs/aishell/ASR/transformer_ctc/.decode.py.swp b/egs/aishell/ASR/transformer_ctc/.decode.py.swp
index af2916d6c..43794caa1 100644
Binary files a/egs/aishell/ASR/transformer_ctc/.decode.py.swp and b/egs/aishell/ASR/transformer_ctc/.decode.py.swp differ
diff --git a/egs/aishell/ASR/transformer_ctc/decode.py b/egs/aishell/ASR/transformer_ctc/decode.py
index 5ac31c086..aad7f2b27 100755
--- a/egs/aishell/ASR/transformer_ctc/decode.py
+++ b/egs/aishell/ASR/transformer_ctc/decode.py
@@ -270,7 +270,7 @@ def decode_one_batch(
             topk_indexes = topk_indexes[topk_indexes != 0]
             hyp = ''
             for idx in topk_indexes:
-                hyp += token_dict[idx]
+                hyp += token_dict[idx.item()]
             print(hyp) 
             exit()