diff --git a/src/index.html b/src/index.html
index 0642eaa..c0b7055 100644
--- a/src/index.html
+++ b/src/index.html
@@ -259,10 +259,10 @@
             </a>
             <div class="copyright">
                 <i aria-hidden="true" class="fas fa-exclamation-triangle"></i>
-                Copyright © 2015-2020 amphineko. Illustrations have their own licenses.
+                Copyright © 2015-2021 amphineko. Illustrations have their own licenses.
             </div>
         </div>
     </div>
 </body>
 
-</html>
\ No newline at end of file
+</html>