diff --git a/app/controllers/auth/setup_controller.rb b/app/controllers/auth/setup_controller.rb
index 3ee35d141..8edca4d01 100644
--- a/app/controllers/auth/setup_controller.rb
+++ b/app/controllers/auth/setup_controller.rb
@@ -45,6 +45,6 @@ class Auth::SetupController < ApplicationController
   end
 
   def set_pack
-    use_pack 'auth'
+    use_pack 'sign_up'
   end
 end
diff --git a/app/javascript/core/theme.yml b/app/javascript/core/theme.yml
index b9144e43a..30676dcf5 100644
--- a/app/javascript/core/theme.yml
+++ b/app/javascript/core/theme.yml
@@ -16,4 +16,5 @@ pack:
   modal: public.js
   public: public.js
   settings: settings.js
+  sign_up:
   share:
diff --git a/app/javascript/flavours/glitch/packs/sign_up.js b/app/javascript/flavours/glitch/packs/sign_up.js
new file mode 100644
index 000000000..ed03f1cf4
--- /dev/null
+++ b/app/javascript/flavours/glitch/packs/sign_up.js
@@ -0,0 +1,15 @@
+import 'packs/public-path';
+import ready from 'flavours/glitch/ready';
+import axios from 'axios';
+
+ready(() => {
+  setInterval(() => {
+    axios.get('/api/v1/emails/check_confirmation').then((response) => {
+      if (response.data) {
+        window.location = '/start';
+      }
+    }).catch(error => {
+      console.error(error);
+    });
+  }, 5000);
+});
diff --git a/app/javascript/flavours/glitch/theme.yml b/app/javascript/flavours/glitch/theme.yml
index 672dd5440..0877e4d40 100644
--- a/app/javascript/flavours/glitch/theme.yml
+++ b/app/javascript/flavours/glitch/theme.yml
@@ -20,6 +20,7 @@ pack:
   modal:
   public: packs/public.jsx
   settings: packs/settings.js
+  sign_up: packs/sign_up.js
   share: packs/share.jsx
 
 #  (OPTIONAL) The directory which contains localization files for
diff --git a/app/javascript/flavours/vanilla/theme.yml b/app/javascript/flavours/vanilla/theme.yml
index ccab925aa..470ded530 100644
--- a/app/javascript/flavours/vanilla/theme.yml
+++ b/app/javascript/flavours/vanilla/theme.yml
@@ -20,6 +20,7 @@ pack:
   modal:
   public: public.jsx
   settings: public.jsx
+  sign_up: sign_up.js
   share: share.jsx
 
 #  (OPTIONAL) The directory which contains localization files for
diff --git a/app/views/auth/setup/show.html.haml b/app/views/auth/setup/show.html.haml
index 64deca334..913b0c913 100644
--- a/app/views/auth/setup/show.html.haml
+++ b/app/views/auth/setup/show.html.haml
@@ -1,8 +1,6 @@
 - content_for :page_title do
   = t('auth.setup.title')
 
-= javascript_pack_tag 'sign_up', crossorigin: 'anonymous'
-
 = simple_form_for(@user, url: auth_setup_path) do |f|
   = render 'auth/shared/progress', stage: 'confirm'