diff --git a/service-worker.js b/service-worker.js
index 22bc36b..099f77d 100644
--- a/service-worker.js
+++ b/service-worker.js
@@ -10,27 +10,21 @@ if (workbox) {
 
 workbox.routing.registerRoute(
   'assets/js/sg.js',
-  handler
   );
 workbox.routing.registerRoute(
   'assets/js/bootstrap.min.js',
-  handler
   );
 workbox.routing.registerRoute(
   'assets/js/materialize.min.js',
-  handler
   );
 workbox.routing.registerRoute(
   'assets/css/sg.css',
-  handler
   );
 workbox.routing.registerRoute(
   'assets/css/sgdata.css',
-  handler
   );
 workbox.routing.registerRoute(
   'assets/css/main.css',
-  handler
   );
 
   workbox.routing.registerRoute(