diff --git a/README.md b/README.md
index 3ee1f05..8e2081e 100644
--- a/README.md
+++ b/README.md
@@ -84,3 +84,4 @@ For Casibase, if you have any questions, you can give issues, or you can also di
 
 ## License
 [Apache-2.0](https://github.com/casbin/casibase/blob/master/LICENSE)
+