This tutorial is out of date: https://smallstep.com/docs/registration-authorities/acme-for-certificate-manager#run-a-registration-authority-on-kubernetes The proper process should be: https://github.com/smallstep/helm-charts/tree/master/step-certificates#tldr https://github.com/smallstep/helm-charts/tree/master/step-certificates/examples#registration-authority-connected-to-smallstep-certificate-manager-hosted-certificate-authority More context in the Discord: https://discord.com/channels/837031272227930163/841249977699401759/1037518365301940244