diff --git a/LICENSE b/LICENSE
index f11bb2e..0de9fdd 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (C) 2011-2022 Hakim El Hattab, http://hakim.se, and reveal.js contributors
+Copyright (C) 2011-2023 Hakim El Hattab, http://hakim.se, and reveal.js contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index 6bfdd4b..db584dc 100644
--- a/README.md
+++ b/README.md
@@ -46,5 +46,5 @@ Hakim's open source work is supported by <a href="https://github.com/sponsors/ha
 
 --- 
 <div align="center">
-  MIT licensed | Copyright © 2011-2022 Hakim El Hattab, https://hakim.se
+  MIT licensed | Copyright © 2011-2023 Hakim El Hattab, https://hakim.se
 </div>
diff --git a/gulpfile.js b/gulpfile.js
index 9270fa6..6818e8b 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -31,7 +31,7 @@ const banner = `/*!
 * ${pkg.homepage}
 * MIT licensed
 *
-* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
+* Copyright (C) 2011-2023 Hakim El Hattab, https://hakim.se
 */\n`
 
 // Prevents warnings from opening too many test pages