diff --git a/python/sglang/srt/utils/common.py b/python/sglang/srt/utils/common.py
index 63e429bca..fed2a3395 100644
--- a/python/sglang/srt/utils/common.py
+++ b/python/sglang/srt/utils/common.py
@@ -2880,6 +2880,7 @@ def is_fa3_default_architecture(hf_config):
         "Glm4vForConditionalGeneration",
         "Glm4vMoeForConditionalGeneration",
         "Step3VLForConditionalGeneration",
+        "MiMoV2FlashForCausalLM",
     }
     return architectures[0] in default_archs