diff --git a/zuul.d/system-config-run.yaml b/zuul.d/system-config-run.yaml
index 040e21a99b..3c619c8ca9 100644
--- a/zuul.d/system-config-run.yaml
+++ b/zuul.d/system-config-run.yaml
@@ -408,7 +408,7 @@
         - name: bridge.openstack.org
           label: ubuntu-bionic
         - name: mirror-update01.opendev.org
-          label: ubuntu-bionic
+          label: ubuntu-focal
     vars:
       run_playbooks:
         - playbooks/service-mirror-update.yaml