diff --git a/egs/librispeech/ASR/conformer_ctc2/.decode.py.swp b/egs/librispeech/ASR/conformer_ctc2/.decode.py.swp
index 73e2fd095..1e376c3fd 100644
Binary files a/egs/librispeech/ASR/conformer_ctc2/.decode.py.swp and b/egs/librispeech/ASR/conformer_ctc2/.decode.py.swp differ
diff --git a/egs/librispeech/ASR/conformer_ctc2/decode.py b/egs/librispeech/ASR/conformer_ctc2/decode.py
index b99c48cfe..19857f136 100755
--- a/egs/librispeech/ASR/conformer_ctc2/decode.py
+++ b/egs/librispeech/ASR/conformer_ctc2/decode.py
@@ -263,8 +263,8 @@ def get_params() -> AttributeDict:
             "subsampling_factor": 4,
             "feature_dim": 80,
             "nhead": 8,
-            "dim_feedforward": 2048,
-            "encoder_dim": 512,
+            "dim_feedforward": 1024,
+            "encoder_dim": 256,
             "num_encoder_layers": 18,
             # parameters for decoding
             "search_beam": 20,