diff --git a/comfy/disk_weights.py b/comfy/disk_weights.py
index fb9186db4..07e9b5f11 100644
--- a/comfy/disk_weights.py
+++ b/comfy/disk_weights.py
@@ -753,7 +753,7 @@ def ensure_module_materialized(
     _log_materialization(module, target_device, free_mem_start, refs, state, "Disk weight materialized")
 
 
-def disk_weight_pre_hook(module: torch.nn.Module, args, kwargs):
+def disk_weight_pre_hook(module: torch.nn.Module, args, kwargs={}):
     if not REGISTRY.has(module) and module not in LAZY_MODULE_STATE:
         return
     input_dtype = _find_tensor_dtype(args, kwargs)