diff --git a/lib/core/renderer.js b/lib/core/renderer.js
index c1f4059943..196a7a6441 100644
--- a/lib/core/renderer.js
+++ b/lib/core/renderer.js
@@ -315,7 +315,7 @@ export default class Renderer extends Tapable {
     const sendResponse = (content, type = 'text/html') => {
       // Set Headers
       res.statusCode = err.statusCode
-      res.statusMessage = this.options.debug ? err.message : err.name
+      res.statusMessage = err.name
       res.setHeader('Content-Type', type + '; charset=utf-8')
       res.setHeader('Content-Length', Buffer.byteLength(content))