diff --git a/lib/ace/mode/javascript_highlight_rules.js b/lib/ace/mode/javascript_highlight_rules.js
index 207f9ff8..7f6f3fa9 100644
--- a/lib/ace/mode/javascript_highlight_rules.js
+++ b/lib/ace/mode/javascript_highlight_rules.js
@@ -76,7 +76,7 @@ JavaScriptHighlightRules = function() {
 	            next : "comment"
 	        }, {
 	            token : "string.regexp",
-	            regex : "[/](?:(?:\\[(?:\\\\]|[^\\]])+\\])|(?:\\\\/|[^\\]/]))*[/][gimy]*\\s*(?=[).,;]|$)"
+	            regex : "[/](?:(?:\\[(?:\\\\]|[^\\]])+\\])|(?:\\\\/|[^\\]/]))*[/]\\w*\\s*(?=[).,;]|$)"
 	        }, {
 	            token : "string", // single line
 	            regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'