diff --git a/egs/aishell/ASR/transformer_ctc/.train.py.swp b/egs/aishell/ASR/transformer_ctc/.train.py.swp
index 62e63b7b7..dca7c03a1 100644
Binary files a/egs/aishell/ASR/transformer_ctc/.train.py.swp and b/egs/aishell/ASR/transformer_ctc/.train.py.swp differ
diff --git a/egs/aishell/ASR/transformer_ctc/train.py b/egs/aishell/ASR/transformer_ctc/train.py
index b82b37bac..91d43a4d7 100755
--- a/egs/aishell/ASR/transformer_ctc/train.py
+++ b/egs/aishell/ASR/transformer_ctc/train.py
@@ -480,7 +480,7 @@ def compute_validation_loss(
         try: os.remove(remove_filename)
         except: pass
 
-        del params.best_valid_losses[k]
+        del params.best_valid_losses[remove_epoch]
         params.best_valid_losses[params.cur_epoch] = loss_value
         
     return tot_loss