diff --git a/python/sglang/srt/server_args.py b/python/sglang/srt/server_args.py
index 17371a66b..7d713bedf 100644
--- a/python/sglang/srt/server_args.py
+++ b/python/sglang/srt/server_args.py
@@ -1074,7 +1074,7 @@ class ServerArgs:
             "--schedule-policy",
             type=str,
             default=ServerArgs.schedule_policy,
-            choices=["lpm", "random", "fcfs", "dfs-weight", "lof"],
+            choices=["lpm", "random", "fcfs", "dfs-weight", "lof", "priority"],
             help="The scheduling policy of the requests.",
         )
         parser.add_argument(