diff --git a/tasks/config/run.js b/tasks/config/run.js
index 0aba303129244..d0496dbf9796b 100644
--- a/tasks/config/run.js
+++ b/tasks/config/run.js
@@ -6,7 +6,7 @@ module.exports = function (grunt) {
     devServer: {
       options: {
         wait: false,
-        ready: /Server running/,
+        ready: /\[optimize\]\[status\] Status changed from [a-zA-Z]+ to green/,
         quiet: false,
         failOnError: false
       },