diff --git a/vllm/config/load.py b/vllm/config/load.py
index d2e062c6361..93240ec5fc0 100644
--- a/vllm/config/load.py
+++ b/vllm/config/load.py
@@ -23,7 +23,7 @@ logger = init_logger(__name__)
 class LoadConfig:
     """Configuration for loading the model weights."""
 
-    load_format: str | LoadFormats = "instanttensor"
+    load_format: str | LoadFormats = "auto"
     """
     The format of the model weights to load.