diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 33e34b7..046ef0c 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -11,7 +11,7 @@
       <%= fluentd_ui_title %>
     </title>
     <%= stylesheet_link_tag 'application', media: 'all'%>
-    <%- stylesheet_pack_tag 'application', media: 'all'%>
+    <%-# stylesheet_pack_tag 'application', media: 'all'%>
     <%= javascript_pack_tag 'application' %>
     <%= csrf_meta_tags %>
   </head>