diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train_adapter.py.swp b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train_adapter.py.swp
index 175d644c2..785b91fa2 100644
Binary files a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train_adapter.py.swp and b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train_adapter.py.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train_adapter.py b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train_adapter.py
index 80022ed6a..1d5e0f341 100755
--- a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train_adapter.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train_adapter.py
@@ -294,14 +294,14 @@ def add_model_arguments(parser: argparse.ArgumentParser):
     parser.add_argument(
         "--decoder-dim",
         type=int,
-        default=512,
+        default=768,
         help="Embedding dimension in the decoder model.",
     )
 
     parser.add_argument(
         "--joiner-dim",
         type=int,
-        default=512,
+        default=768,
         help="""Dimension used in the joiner model.
         Outputs from the encoder and decoder model are projected
         to this dimension before adding.