diff --git a/README.md b/README.md
index 3faca1c..0f92229 100644
--- a/README.md
+++ b/README.md
@@ -220,4 +220,4 @@ This project uses the following third-party libraries:
 
 * * *
 
-© hyugogirubato 2024
+© hyugogirubato 2025