Update README.md

README.md

@@ -34,7 +34,7 @@ Please refer to our [Github Repo](https://github.com/aigc3d/LHM/tree/main)
 ```python
 from huggingface_hub import snapshot_download 
 # 500M Model
-model_dir = snapshot_download(model_id='3DAIGC/LHM-500M', cache_dir='./pretrained_models/huggingface')
+model_dir = snapshot_download(repo_id='3DAIGC/LHM-500M', cache_dir='./pretrained_models/huggingface')
 ```