diff --git a/src/diffusers/loaders/peft.py b/src/diffusers/loaders/peft.py
index b7da4fb746..7a970c5c51 100644
--- a/src/diffusers/loaders/peft.py
+++ b/src/diffusers/loaders/peft.py
@@ -57,6 +57,7 @@ _SET_ADAPTER_SCALE_FN_MAPPING = {
     "WanTransformer3DModel": lambda model_cls, weights: weights,
     "CogView4Transformer2DModel": lambda model_cls, weights: weights,
     "HiDreamImageTransformer2DModel": lambda model_cls, weights: weights,
+    "HunyuanVideoFramepackTransformer3DModel": lambda model_cls, weights: weights,
 }