diff --git a/ansible/vars/metacluster.yml b/ansible/vars/metacluster.yml
index 2d40e60..a256b71 100644
--- a/ansible/vars/metacluster.yml
+++ b/ansible/vars/metacluster.yml
@@ -14,7 +14,7 @@ platform:
       namespace: kube-system
       config: |2
             additionalArguments:
-              - "--certificatesResolvers.stepca.acme.caserver=https://step-certificates.step-ca.svc.cluster.local/acme/acme/directory"
+              - "--certificatesResolvers.stepca.acme.caserver=https://step-certificates.kube-system.svc.cluster.local/acme/acme/directory"
               - "--certificatesResolvers.stepca.acme.email=admin"
               - "--certificatesResolvers.stepca.acme.storage=/data/acme.json"
               - "--certificatesResolvers.stepca.acme.tlsChallenge=true"