diff --git a/python/sglang/srt/server_args.py b/python/sglang/srt/server_args.py
index 22d344cc6..48e4e68a4 100644
--- a/python/sglang/srt/server_args.py
+++ b/python/sglang/srt/server_args.py
@@ -1531,6 +1531,7 @@ class ServerArgs:
         )
         parser.add_argument(
             "--speculative-draft-model-path",
+            "--speculative-draft-model",
             type=str,
             help="The path of the draft model weights. This can be a local folder or a Hugging Face repo ID.",
         )