diff --git a/mozilla/suite/debugQA/content/debugQAEditorOverlay.js b/mozilla/suite/debugQA/content/debugQAEditorOverlay.js
index 9abb09618a4..825b55e5d71 100644
--- a/mozilla/suite/debugQA/content/debugQAEditorOverlay.js
+++ b/mozilla/suite/debugQA/content/debugQAEditorOverlay.js
@@ -307,7 +307,7 @@ function EditorExecuteScript(fileSpec)
 
 function EditorGetScriptFileSpec()
 {
-  var fs = Components.classes["component://netscape/filespec"].createInstance();
+  var fs = Components.classes["@mozilla.org/filespec;1"].createInstance();
   fs = fs.QueryInterface(Components.interfaces.nsIFileSpec);
   fs.unixStyleFilePath = "journal.js";
   return fs;