diff --git a/ServiceWorker.js b/ServiceWorker.js
index a5a1c2f..6d38fab 100644
--- a/ServiceWorker.js
+++ b/ServiceWorker.js
@@ -2,8 +2,8 @@
 var filesToCache = [
  '/',
  '/index.html',
- '/scripts/app.js',
- '/styles/app.css'
+ '/scripts/sample.js',
+ '/styles/sample.js'
 ];
 ＃install イベントの時　作動　↓
 self.addEventListener('install', function(event) {