diff --git a/tp-date-picker.js b/tp-date-picker.js
index 54cae57..afe6660 100644
--- a/tp-date-picker.js
+++ b/tp-date-picker.js
@@ -1,6 +1,6 @@
 /**
 @license
-Copyright (c) 2022 trading_peter
+Copyright (c) 2025 trading_peter
 This program is available under Apache License Version 2.0
 */