diff --git a/src/accelerate/utils/fsdp_utils.py b/src/accelerate/utils/fsdp_utils.py
index 75e54c7e51e..d23bf9bd5ae 100644
--- a/src/accelerate/utils/fsdp_utils.py
+++ b/src/accelerate/utils/fsdp_utils.py
@@ -790,7 +790,7 @@ def fsdp2_prepare_auto_wrap_policy(fsdp2_plugin, model: torch.nn.Module) -> Call
             transformer_cls_to_wrap.add(transformer_cls)
 
         def policy(module: torch.nn.Module) -> bool:
-            if fsdp2_plugin.transformer_cls_names_to_wrap is None:
+            if not transformer_cls_to_wrap:
                 return False
             return isinstance(module, tuple(transformer_cls_to_wrap))