diff --git a/.github/ci/staging-inventory.yml b/.github/ci/staging-inventory.yml
index 1f9d99e0b..8d44c371d 100644
--- a/.github/ci/staging-inventory.yml
+++ b/.github/ci/staging-inventory.yml
@@ -6,6 +6,9 @@ uberspace_instances:
       ansible_host: despina.uberspace.de
       domain: staging.ephios.de
       smtp_mailbox: noreply
+      smtp_host: despina.uberspace.de
+      smtp_user: noreply@staging.ephios.de
+      smtp_from: noreply@staging.ephios.de
       admin_email: Ephios Admins <admin@ephios.de>
       plugins:
         - git+https://github.com/ephios-dev/ephios-testplugin