diff --git a/README.md b/README.md
index de4a2bd..25bc5b3 100644
--- a/README.md
+++ b/README.md
@@ -50,4 +50,4 @@
 
 ## License
 
-Copyright (c) 2022-present WangXiaoying
+Copyright (c) 2021-present WangXiaoying