diff --git a/egs/librispeech/ASR/conformer_ctc2/.train.py.swp b/egs/librispeech/ASR/conformer_ctc2/.train.py.swp
index 8492dba82..2fe548cbf 100644
Binary files a/egs/librispeech/ASR/conformer_ctc2/.train.py.swp and b/egs/librispeech/ASR/conformer_ctc2/.train.py.swp differ
diff --git a/egs/librispeech/ASR/conformer_ctc2/train.py b/egs/librispeech/ASR/conformer_ctc2/train.py
index a8f312463..edb4dfdf7 100755
--- a/egs/librispeech/ASR/conformer_ctc2/train.py
+++ b/egs/librispeech/ASR/conformer_ctc2/train.py
@@ -339,7 +339,7 @@ def get_params() -> AttributeDict:
             "encoder_dim": 512,
             "nhead": 8,
             "dim_feedforward": 2048,
-            "num_encoder_layers": 12,
+            "num_encoder_layers": 18,
             # parameters for ctc loss
             "beam_size": 10,
             "reduction": "sum",