diff --git a/builtin/files/userdata/cloud-config-controller b/builtin/files/userdata/cloud-config-controller
index 4f0da127f..f45ebc3d8 100644
--- a/builtin/files/userdata/cloud-config-controller
+++ b/builtin/files/userdata/cloud-config-controller
@@ -3905,7 +3905,7 @@ write_files:
                 loadbalance
             }
             {{- if and (eq .KubeDns.Provider "coredns") .KubeDns.AdditionalZoneCoreDNSConfig }}
-            {{ .KubeDns.AdditionalZoneCoreDNSConfig }}
+{{ .KubeDns.AdditionalZoneCoreDNSConfig | indent 12 }}
             {{- end }}
 {{- else }}
   - path: /srv/kubernetes/manifests/kube-dns-sa.yaml