diff --git a/scripts/modules/request.js b/scripts/modules/request.js
index 48c9913bd6..7e942a47f7 100644
--- a/scripts/modules/request.js
+++ b/scripts/modules/request.js
@@ -40,10 +40,10 @@ module.exports = {
                     response = { statusCode: httpRequest.status };
                 }
 
+                callback(error, response, optionalCallbackParameter);
+
                 // Break circular reference to httpRequest so the engine can garbage collect it.
                 httpRequest.onreadystatechange = null;
-
-                callback(error, response, optionalCallbackParameter);
             }
         };
         if (typeof options === 'string') {