diff --git a/index.js b/index.js
index ee67649..8242369 100644
--- a/index.js
+++ b/index.js
@@ -153,7 +153,7 @@ export default class Five {
         return
       }
 
-      response.set('X-Powered-By', this.get('X-Powered-By') || 'Five.js')
+      response.set('X-Powered-By', _this.get('X-Powered-By') || 'Five.js')
 
       if (fn) {
         ;(async function next() {
diff --git a/package.json b/package.json
index e152478..41d5147 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gm5/core",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "type": "module",
   "description": "Five.js, 一个轻量级的nodejs mvc框架 旨在简单易用, 5分钟即可上手",
   "author": "yutent <yutent.io@gmail.com>",