diff --git a/python/sglang/srt/utils/common.py b/python/sglang/srt/utils/common.py
index 415a44452..187d530ce 100644
--- a/python/sglang/srt/utils/common.py
+++ b/python/sglang/srt/utils/common.py
@@ -246,7 +246,7 @@ is_hopper_with_cuda_12_3 = lru_cache(maxsize=1)(
 is_blackwell_supported = is_blackwell = lru_cache(maxsize=1)(
     partial(
         _check_cuda_device_version,
-        device_capability_majors=[10, 12],
+        device_capability_majors=[10, 11, 12],
         cuda_version=(12, 8),
     )
 )