diff --git a/src/wp-includes/js/media-audiovideo.js b/src/wp-includes/js/media-audiovideo.js
index 02fed8e859..d8958319a0 100644
--- a/src/wp-includes/js/media-audiovideo.js
+++ b/src/wp-includes/js/media-audiovideo.js
@@ -47,7 +47,7 @@
 						passes = ua.match(/MSIE [6-8]/gi) !== null;
 					break;
 					case 'ie':
-						passes = ua.match(/MSIE/gi) !== null;
+						passes = /MSIE /.test( ua ) || ( /Trident\//.test( ua ) && /rv:\d/.test( ua ) ); // IE11
 					break;
 					case 'ff':
 						passes = ua.match(/firefox/gi) !== null;