diff --git a/train.py b/train.py
index 7b4e045..524c7b5 100644
--- a/train.py
+++ b/train.py
@@ -177,7 +177,7 @@ def train(config_path):
             "limit_all_gathers": True,
             "sync_module_states": True,
             "use_orig_params": True,  # Critical for LoRA/PEFT
-            "mixed_precision": {"param_dtype": torch.bfloat16, "reduce_dtype": torch.float32, "buffer_dtype": torch.float32},
+            # "mixed_precision": {"param_dtype": torch.bfloat16, "reduce_dtype": torch.float32, "buffer_dtype": torch.float32},
             "auto_wrap_policy": "TRANSFORMER_BASED_WRAP",
             "transformer_layer_cls_to_wrap": "Qwen3_5MoeDecoderLayer",
         },