diff --git a/docs/index.html b/docs/index.html
index 46dfaed..591e559 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -84,7 +84,7 @@
           var footer = [
             '<hr/>',
             '<footer style="text-align: right;">',
-            '<div style=\"color: dimgrey\">CIEL developers 2023. <a href="https://github.com/sponsors/vindarel/">Show your love!</a></div>',
+            '<div style=\"color: dimgrey\">CIEL developers 2024. <a href="https://github.com/sponsors/vindarel/">Show your love!</a></div>',
             '<div style=\"color: dimgrey\"> Discover our <a href="https://www.udemy.com/course/common-lisp-programming/?referralCode=2F3D698BBC4326F94358" style=\"color: dimgrey\">Common Lisp course in videos.</a></div>',
             '</footer>'
           ].join('');