diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp
index 0accbf9ea..06e6e86bd 100644
Binary files a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp and b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/.train.py.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
index 8dac60025..5681003e5 100755
--- a/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless_d2v_v2/train.py
@@ -124,6 +124,13 @@ def add_model_arguments(parser: argparse.ArgumentParser):
         default="8,8,8,8,8",
         help="Number of attention heads in the zipformer encoder layers.",
     )
+    
+    parser.add_argument(
+        "--encoder-dim",
+        type=int,
+        default=768,
+        help="Encoder embedding dimension",
+    )
 
     parser.add_argument(
         "--encoder-dims",