diff --git a/README.md b/README.md
index d37c853..830d27a 100644
--- a/README.md
+++ b/README.md
@@ -331,6 +331,7 @@ and then return text embedding in ndarray.
 
 ​	The text embedding extracted by model.
 
+<br />
 
 ***save_model(format='pytorch', path='default')***
 
@@ -342,10 +343,11 @@ Save model to local with specified format.
 
 ​	The format of saved model, defaults to 'pytorch'.
 
-***format***: *path*
+***path***: *str*
 
 ​	The path where model is saved to. By default, it will save model to the operator directory.
 
+<br />
 
 ***supported_model_names(format=None)***