diff --git a/webgoat-container/src/main/resources/static/js/backbone/underscore.js b/webgoat-container/src/main/resources/static/js/backbone/underscore.js
index afd92e5bb3..6dd86c1ee2 100644
--- a/webgoat-container/src/main/resources/static/js/backbone/underscore.js
+++ b/webgoat-container/src/main/resources/static/js/backbone/underscore.js
@@ -1278,7 +1278,7 @@
     '\u2029': 'u2029'
   };
 
-  var escaper = /\\|'|\r|\n|\u2028|\u2029/g;
+  var escaper = /\\|'|\r|\n|\u2028|\u2029/gu;
 
   var escapeChar = function(match) {
     return '\\' + escapes[match];
diff --git a/webgoat-container/src/main/resources/static/js/libs/jquery-ui-1.10.4.js b/webgoat-container/src/main/resources/static/js/libs/jquery-ui-1.10.4.js
index e1e90203a6..cd62fb12b6 100644
--- a/webgoat-container/src/main/resources/static/js/libs/jquery-ui-1.10.4.js
+++ b/webgoat-container/src/main/resources/static/js/libs/jquery-ui-1.10.4.js
@@ -11729,7 +11729,7 @@ $.widget( "ui.menu", {
 		menus.children( ":not(.ui-menu-item)" ).each(function() {
 			var item = $( this );
 			// hyphen, em dash, en dash
-			if ( !/[^\-\u2014\u2013\s]/.test( item.text() ) ) {
+			if ( !/[^\-\u2014\u2013\s]/u.test( item.text() ) ) {
 				item.addClass( "ui-widget-content ui-menu-divider" );
 			}
 		});
diff --git a/webgoat-container/src/main/resources/static/js/libs/text.js b/webgoat-container/src/main/resources/static/js/libs/text.js
index 4c311edceb..443ac8c2a5 100644
--- a/webgoat-container/src/main/resources/static/js/libs/text.js
+++ b/webgoat-container/src/main/resources/static/js/libs/text.js
@@ -48,8 +48,8 @@ define(['module'], function (module) {
                 .replace(/[\n]/g, "\\n")
                 .replace(/[\t]/g, "\\t")
                 .replace(/[\r]/g, "\\r")
-                .replace(/[\u2028]/g, "\\u2028")
-                .replace(/[\u2029]/g, "\\u2029");
+                .replace(/[\u2028]/gu, "\\u2028")
+                .replace(/[\u2029]/gu, "\\u2029");
         },
 
         createXhr: masterConfig.createXhr || function () {
diff --git a/webgoat-container/src/main/resources/static/js/libs/underscore.js b/webgoat-container/src/main/resources/static/js/libs/underscore.js
index afd92e5bb3..6dd86c1ee2 100644
--- a/webgoat-container/src/main/resources/static/js/libs/underscore.js
+++ b/webgoat-container/src/main/resources/static/js/libs/underscore.js
@@ -1278,7 +1278,7 @@
     '\u2029': 'u2029'
   };
 
-  var escaper = /\\|'|\r|\n|\u2028|\u2029/g;
+  var escaper = /\\|'|\r|\n|\u2028|\u2029/gu;
 
   var escapeChar = function(match) {
     return '\\' + escapes[match];