diff --git a/node_modules/ace/lib/ace/worker/worker.js b/node_modules/ace/lib/ace/worker/worker.js
index 564dec61..65f690c3 100644
--- a/node_modules/ace/lib/ace/worker/worker.js
+++ b/node_modules/ace/lib/ace/worker/worker.js
@@ -71,7 +71,8 @@ window.require = function(parentId, id) {
     if (!window.require.tlns)
         return console.log("unable to load " + id);
     chunks[0] = window.require.tlns[chunks[0]] || chunks[0];
-    var path = chunks.join("/") + ".js";
+    var path = chunks.join("/");
+    if (path.slice(-3) != ".js") path += ".js";
     
     window.require.id = id;
     window.require.modules[id] = {}; // prevent infinite loop on broken modules