diff --git a/src/includes/js/LSdefault.js b/src/includes/js/LSdefault.js
index 494bfb13..95d428eb 100644
--- a/src/includes/js/LSdefault.js
+++ b/src/includes/js/LSdefault.js
@@ -1,6 +1,6 @@
-// Check IE
-if (window.navigator.userAgent.indexOf("MSIE ") >= 0) {
-  alert('Internet Explorer is no longer supported. Thank you for using or installing a browser of our time :)');
+// Check IE including IE11.
+if(window.navigator.userAgent.indexOf("MSIE ") >= 0 || window.navigator.userAgent.indexOf('Trident/') >= 0) {
+ alert('Internet Explorer is no longer supported. Thank you for using or installing a browser of our time :)');
 }
 
 var LSdefault = new Class({