diff --git a/LICENSE b/LICENSE
index 7cabc4c..4f9a1ce 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Christian Oliff
+Copyright (c) 2020-2023 Christian Oliff
 
 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/js/show-password-toggle.js b/js/show-password-toggle.js
index 1ffc55b..a65e3ce 100644
--- a/js/show-password-toggle.js
+++ b/js/show-password-toggle.js
@@ -1,3 +1,9 @@
+/*!
+ * Bootstrap Show Password Toggle v1.4.0
+ * Copyright 2020-2023 C.Oliff
+ * Licensed under MIT (https://github.com/coliff/bootstrap-show-password-toggle/blob/main/LICENSE)
+ */
+
 var ShowPasswordToggle = document.querySelector("[type='password']");
 ShowPasswordToggle.onclick = function () {
   document.querySelector("[type='password']").classList.add("input-password");
diff --git a/js/show-password-toggle.min.js b/js/show-password-toggle.min.js
index c50e844..a793bba 100644
--- a/js/show-password-toggle.min.js
+++ b/js/show-password-toggle.min.js
@@ -1 +1,6 @@
+/*!
+ * Bootstrap Show Password Toggle v1.4.0
+ * Copyright 2020-2023 C.Oliff
+ * Licensed under MIT (https://github.com/coliff/bootstrap-show-password-toggle/blob/main/LICENSE)
+ */
 var ShowPasswordToggle=document.querySelector("[type='password']");ShowPasswordToggle.onclick=function(){document.querySelector("[type='password']").classList.add("input-password");document.getElementById("toggle-password").classList.remove("d-none");const passwordInput=document.querySelector("[type='password']");const togglePasswordButton=document.getElementById("toggle-password");togglePasswordButton.addEventListener("click",togglePassword);function togglePassword(){if(passwordInput.type==="password"){passwordInput.type="text";togglePasswordButton.setAttribute("aria-label","Hide password.")}else{passwordInput.type="password";togglePasswordButton.setAttribute("aria-label","Show password as plain text. "+"Warning: this will display your password on the screen.")}}};
\ No newline at end of file
diff --git a/tests/bootstrap5-sign-in/index.html b/tests/bootstrap5-sign-in/index.html
index d076efc..c83ed5b 100644
--- a/tests/bootstrap5-sign-in/index.html
+++ b/tests/bootstrap5-sign-in/index.html
@@ -12,7 +12,7 @@
   <meta name="monetization" content="$ilp.uphold.com/Epqzn3YGr2MB">
   <link rel="stylesheet" href="../../css/show-password-toggle.css">
   <script>
-    if (window.xmatchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
+    if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
       document.documentElement.setAttribute('data-bs-theme', 'dark');
     }
   </script>
@@ -59,4 +59,4 @@ <h1 class="h3 mb-3 text-center">Please sign in</h1>
   <script src="../../js/show-password-toggle.js" async></script>
 </body>
 
-</html>
+</html>
\ No newline at end of file