diff --git a/ansible/roles/firstboot/files/ansible_payload/roles/metacluster/tasks/main.yml b/ansible/roles/firstboot/files/ansible_payload/roles/metacluster/tasks/main.yml
index 04436cb..f65f69d 100644
--- a/ansible/roles/firstboot/files/ansible_payload/roles/metacluster/tasks/main.yml
+++ b/ansible/roles/firstboot/files/ansible_payload/roles/metacluster/tasks/main.yml
@@ -134,7 +134,7 @@
     values:
       gitea:
         admin:
-          username: admin
+          username: administrator
           password: "{{ vapp['guestinfo.rootpw'] }}"
           email: admin@{{ vapp['metacluster.fqdn'] }}
       image:
diff --git a/ansible/roles/firstboot/files/ansible_payload/templates/registries.j2 b/ansible/roles/firstboot/files/ansible_payload/templates/registries.j2
index dde339c..7ab5528 100644
--- a/ansible/roles/firstboot/files/ansible_payload/templates/registries.j2
+++ b/ansible/roles/firstboot/files/ansible_payload/templates/registries.j2
@@ -4,3 +4,13 @@ mirrors:
       - "https://registry.{{ vapp['metacluster.fqdn'] }}
     rewrite:
       "(.*)": "library/docker.io/$1"
+  ghcr.io:
+    endpoint:
+      - "https://registry.{{ vapp['metacluster.fqdn'] }}
+    rewrite:
+      "(.*)": "library/ghcr.io/$1"
+  quay.io:
+    endpoint:
+      - "https://registry.{{ vapp['metacluster.fqdn'] }}
+    rewrite:
+      "(.*)": "library/quay.io/$1"