diff --git a/lnp_ml/modeling/final_train_optuna_cv.py b/lnp_ml/modeling/final_train_optuna_cv.py
index a439b82..4eeb0e7 100644
--- a/lnp_ml/modeling/final_train_optuna_cv.py
+++ b/lnp_ml/modeling/final_train_optuna_cv.py
@@ -404,7 +404,7 @@ def main(
     swa_start_ratio: float = 0.75,
     # 预训练权重
     init_from_pretrain: Optional[Path] = None,
-    load_delivery_head: bool = True,
+    load_delivery_head: bool = False,
     # MPNN
     use_mpnn: bool = False,
     # 设备
diff --git a/lnp_ml/modeling/nested_cv_optuna.py b/lnp_ml/modeling/nested_cv_optuna.py
index dc78aef..0d5ba11 100644
--- a/lnp_ml/modeling/nested_cv_optuna.py
+++ b/lnp_ml/modeling/nested_cv_optuna.py
@@ -522,7 +522,7 @@ def main(
     batch_size: int = 32,
     # 预训练权重
     init_from_pretrain: Optional[Path] = None,
-    load_delivery_head: bool = True,
+    load_delivery_head: bool = False,
     # MPNN
     use_mpnn: bool = False,
     # 设备