diff --git a/egs/aishell/ASR/transformer_ctc/.train.py.swp b/egs/aishell/ASR/transformer_ctc/.train.py.swp
index 8f51d00ad..ed7001530 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 e7daf4df3..9371b9f7f 100755
--- a/egs/aishell/ASR/transformer_ctc/train.py
+++ b/egs/aishell/ASR/transformer_ctc/train.py
@@ -209,8 +209,8 @@ def get_params() -> AttributeDict:
             "feature_dim": 80,
             "attention_dim": 512,
             "nhead": 4,
-            "num_encoder_layers": 12,
-            "num_decoder_layers": 6,
+            "num_encoder_layers": 18,
+            "num_decoder_layers": 0,
             "use_feat_batchnorm": True,
             # parameters for Noam
             "weight_decay": 1e-5,