diff --git a/app/assets/javascripts/kuroko2/job_instances.js b/app/assets/javascripts/kuroko2/job_instances.js
index c3327f9c..9a9d205d 100644
--- a/app/assets/javascripts/kuroko2/job_instances.js
+++ b/app/assets/javascripts/kuroko2/job_instances.js
@@ -3,16 +3,13 @@
 
 jQuery(function ($) {
   var logIntervalId;
-  var notifyIfNeeded = function (status, name) {
+  var notifyIfNeeded = function (status, name, image) {
     if (!('Notification' in window)) {
       return;
     }
 
     if (Notification.permission === 'granted' && Cookies.get('notification') === 'on') {
-      var notification = new Notification(
-        "[" + status + "] " + name,
-        {"icon": window.location.origin + "/assets/kuroko2/kuroko-logo-" + status.toLowerCase() + ".png"}
-      );
+      var notification = new Notification("[" + status + "] " + name, {"icon": image[status.toLowerCase()]});
       notification.onclick = function () {
         notification.close();
         window.focus();
@@ -24,7 +21,7 @@ jQuery(function ($) {
 
     $.get(instancePath, function (data) {
       $('#instance').replaceWith(data);
-      notifyIfNeeded($('#instance-status').text(), $('#definition-name').text());
+      notifyIfNeeded($('#instance-status').text(), $('#definition-name').text(), $('#notification').data());
     });
   };
   var updateLogs = function () {
diff --git a/app/views/layouts/kuroko2/application.html.slim b/app/views/layouts/kuroko2/application.html.slim
index d02c80db..45201452 100644
--- a/app/views/layouts/kuroko2/application.html.slim
+++ b/app/views/layouts/kuroko2/application.html.slim
@@ -31,7 +31,7 @@ html
               img.img-circle src='#{current_user.image}' alt="#{current_user.name}"
             .pull-left.info
               p Hello, #{current_user.name}
-              p#notification
+              p#notification data-success='#{asset_url('kuroko2/kuroko-logo-success.png')}' data-error='#{asset_url('kuroko2/kuroko-logo-error.png')}'
                 i.fa.fa-volume-off
                 |  Turn on notification
           ul.sidebar-menu
diff --git a/lib/kuroko2/engine.rb b/lib/kuroko2/engine.rb
index b38c0b09..10c1721e 100644
--- a/lib/kuroko2/engine.rb
+++ b/lib/kuroko2/engine.rb
@@ -50,6 +50,8 @@ class Engine < ::Rails::Engine
       config.action_mailer.smtp_settings =
         Kuroko2.config.action_mailer.smtp_settings.to_h.symbolize_keys || {}
 
+      app.config.assets.precompile += %w(kuroko2/kuroko-logo-success.png kuroko2/kuroko-logo-error.png)
+
       if Kuroko2.config.extentions && Kuroko2.config.extentions.controller
         Kuroko2.config.extentions.controller.each do |extention|
           Kuroko2::ApplicationController.include(Module.const_get(extention, false))