diff --git a/README.md b/README.md
index 2cbf9b6..0ed6f12 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ import towhee
 
 (
     towhee.dc['text'](['find max value', 'def max(a,b): if a>b: return a else return b'])
-          .code_search.codebert['text', 'embedding'](model_name='huggingface/CodeBERTa-small-v1')
+          .code_search.codebert['text', 'embedding']()
           .show()
 )
 ```