diff --git a/lib/ace/mode/clojure_highlight_rules.js b/lib/ace/mode/clojure_highlight_rules.js
index cd0e38ca..5197f426 100644
--- a/lib/ace/mode/clojure_highlight_rules.js
+++ b/lib/ace/mode/clojure_highlight_rules.js
@@ -171,7 +171,7 @@ var ClojureHighlightRules = function() {
                 next: "string"
             }, {
                 token : "constant", // symbol
-                regex : /:[\w*+!\-_?:\/]+/
+                regex : /:[\w*+!\-_?:\/#$%*.<=>]+/
             }, {
                 token : "string.regexp", //Regular Expressions
                 regex : '/#"(?:\\.|(?:\\\")|[^\""\n])*"/g'