diff --git a/vars/apps/mirrormanager.yml b/vars/apps/mirrormanager.yml
index f0cbb27889..bd75469eb0 100644
--- a/vars/apps/mirrormanager.yml
+++ b/vars/apps/mirrormanager.yml
@@ -1,6 +1,6 @@
 ---
 mirrormanager_hostname: "mirrormanager{{ env_suffix }}.fedoraproject.org"
-mirrormanager_db_host: "db01{{ env_suffix }}"
+mirrormanager_db_host: "db01{{ env_suffix }}.{{ datacenter }}.fedoraproject.org"
 mirrormanager_oidc_client_id: "mirrormanager"
 # Move that to an env var to target a specific deployment
 mm2_checkin: false