Index: src/views/pages/admin-updates.ejs
===================================================================
--- src/views/pages/admin-updates.ejs	(revision 7a235bc791bc3b8ba691a00e044c077b2f6caded)
+++ src/views/pages/admin-updates.ejs	(revision 81bb9c588cda25bc4e200a46e001bf780d57c10f)
@@ -40,5 +40,5 @@
     <% if (canCheck && canSelfUpdate) { %>
     <form method="post" action="/admin/updates/run" class="set-form"
-          onsubmit="return confirm('<%= t('aupd.run_confirm') %>');">
+          data-confirm="<%= t('aupd.run_confirm') %>">
       <button type="submit" class="btn btn-primary">
         <%= upToDate ? '↻ ' + t('aupd.redeploy') : '⬆ ' + t('aupd.update_now') %>