diff --git a/odoo/addons/base/views/onboarding_views.xml b/odoo/addons/base/views/onboarding_views.xml
index f8bca87b31f..5eac177c0b8 100644
--- a/odoo/addons/base/views/onboarding_views.xml
+++ b/odoo/addons/base/views/onboarding_views.xml
@@ -142,7 +142,10 @@
         </t>
     </template>
     <template id="assets_onboarding">
-        <t t-call="web._assets_helpers"/>
+        <!-- Include backend mixins and variables, completed with bootstrap ones -->
+        <t t-call="web._assets_backend_helpers"/>
+        <link rel="stylesheet" type="text/scss" href="/web/static/lib/bootstrap/scss/bootstrap/_variables.scss"/>
+
         <link rel="stylesheet" type="text/scss" href="/base/static/src/scss/onboarding.scss"/>
     </template>
     <!-- COMPANY FORM -->