diff --git a/lib/ace/config.js b/lib/ace/config.js
index 73a83d51..0bdaf786 100644
--- a/lib/ace/config.js
+++ b/lib/ace/config.js
@@ -97,10 +97,9 @@ exports.init = function() {
             }
         }
 
-        var m = src.match(/^(?:(.*\/)ace\.js)(?:\?|$)/);
-        if (m) {
-            scriptUrl = m[1] || m[2];
-        }
+        var m = src.match(/^(.*)\/ace(\-\w+)?\.js(\?|$)/);
+        if (m)
+            scriptUrl = m[1];
     }
     
     if (scriptUrl) {