diff --git a/python/sglang/srt/server_args.py b/python/sglang/srt/server_args.py
index 43bbea6c3..c94b47238 100644
--- a/python/sglang/srt/server_args.py
+++ b/python/sglang/srt/server_args.py
@@ -1516,7 +1516,7 @@ class ServerArgs:
                 f"Overlap scheduler is disabled when using sparse head for embedding model."
             )
 
-        # TRTLLM AllReduce Fusion supports SM90/100/120, enable it by default
+        # TRTLLM AllReduce Fusion supports SM90/100, enable it by default
         # for models with explicit support (DeepseekV3, GptOss, Glm4Moe, Qwen3Moe)
         # TODO: currently, it is only supported in the single node scenario. https://github.com/flashinfer-ai/flashinfer/issues/2006
         # TODO: there is currently a bug on H20 device specifically, https://github.com/flashinfer-ai/flashinfer/issues/2204
@@ -1533,7 +1533,7 @@ class ServerArgs:
                 "Glm4MoeForCausalLM",
                 "Qwen3MoeForCausalLM",
             ]
-            and (is_sm90_supported() or is_blackwell_supported())
+            and (is_sm90_supported() or is_sm100_supported())
             and not self.enable_dp_attention
             and self.nnodes == 1
             and not is_h20_device