diff --git a/Gruntfile.js b/Gruntfile.js
index 28f3aa46..f6b57195 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -847,7 +847,7 @@ module.exports = function (grunt) {
         'karma:unit',
         'nodeunit',
         'connect:livereload',
-        'concurrent'
+        userConfig.shop_data_dir === 'local' ? 'concurrent' : 'delta'
     ]);
 
     /**