diff --git a/egs/aishell/ASR/transformer_ctc/.train.py.swp b/egs/aishell/ASR/transformer_ctc/.train.py.swp
index 6413ab706..5a56d6ba0 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 40373b9a3..68e1f22c7 100755
--- a/egs/aishell/ASR/transformer_ctc/train.py
+++ b/egs/aishell/ASR/transformer_ctc/train.py
@@ -472,7 +472,7 @@ def compute_validation_loss(
     loss_value = tot_loss["loss"] / tot_loss["frames"]
     
     if wb is not None:
-        wb.log({"valid/loss": loss_value})
+        wb.log({"valid/loss": loss_value.item()})
 
     if params.cur_epoch < 10:
         params.best_valid_losses[params.cur_epoch] = loss_value