diff --git a/README.md b/README.md
index 54edce2c..acb0f4fa 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,4 @@ to interact with the [bridge smart contract](https://github.com/okx/XLayer-contr
 
 - [Running locally](docs/running_local.md)
 
+