diff --git a/egs/tedlium2/ASR/conformer_ctc2/.train.py.swp b/egs/tedlium2/ASR/conformer_ctc2/.train.py.swp
index d054c650f..c73d5286a 100644
Binary files a/egs/tedlium2/ASR/conformer_ctc2/.train.py.swp and b/egs/tedlium2/ASR/conformer_ctc2/.train.py.swp differ
diff --git a/egs/tedlium2/ASR/conformer_ctc2/train.py b/egs/tedlium2/ASR/conformer_ctc2/train.py
index a3cf82b07..2d80bb82d 100755
--- a/egs/tedlium2/ASR/conformer_ctc2/train.py
+++ b/egs/tedlium2/ASR/conformer_ctc2/train.py
@@ -336,9 +336,9 @@ def get_params() -> AttributeDict:
             # parameters for conformer
             "feature_dim": 80,
             "subsampling_factor": 4,
-            "encoder_dim": 512,
+            "encoder_dim": 256,
             "nhead": 8,
-            "dim_feedforward": 2048,
+            "dim_feedforward": 1024,
             "num_encoder_layers": 18,
             # parameters for ctc loss
             "beam_size": 10,