diff --git a/python/sglang/srt/server_args.py b/python/sglang/srt/server_args.py
index d9b2d09e9..73f711add 100644
--- a/python/sglang/srt/server_args.py
+++ b/python/sglang/srt/server_args.py
@@ -416,7 +416,7 @@ class ServerArgs:
         if self.enable_dp_lm_head:
             assert (
                 self.enable_dp_attention
-            ), "Please enable dp attention when setting enable_dp_attention. "
+            ), "Please enable dp attention when setting enable_dp_lm_head. "
 
         # DeepEP MoE
         if self.enable_deepep_moe: