diff --git a/python/sglang/srt/configs/model_config.py b/python/sglang/srt/configs/model_config.py
index e90ee3881..67cce0e63 100644
--- a/python/sglang/srt/configs/model_config.py
+++ b/python/sglang/srt/configs/model_config.py
@@ -1071,8 +1071,10 @@ class ModelConfig:
                     f"supported in ROCm."
                 )
             if self.quantization not in optimized_quantization_methods:
-                # Don't warn for MXFP4 on SM100 since it has optimized kernels
-                if not (self.quantization == "mxfp4" and is_sm100_supported()):
+                # Don't warn for MXFP4/MXFP8 on SM100 since they have optimized kernels
+                if not (
+                    self.quantization in ["mxfp4", "mxfp8"] and is_sm100_supported()
+                ):
                     logger.warning(
                         "%s quantization is not fully "
                         "optimized yet. The speed can be slower than "