diff --git a/README.md b/README.md
index cb04406..7f65c35 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ Visit <https://ds.xixu.us.kg> to experience the online demo.
 
 ## License
 
-Copyright &copy; [Xi Xu](https://xi-xu.me). All rights reserved.
+Copyright &copy; [Xi Xu](https://xi-xu.me)
 
 Licensed under the [GPL-3.0](LICENSE) license.