title: Unsupported value: "rbac.authorization.k8s.io"
body: <p>When I try to </p>
  
  <pre><code>kubectl create -f cloudflare-argo-rolebinding.yml
  </code></pre>
  
  <p>this RoleBinding</p>
  
  <pre><code>kind: RoleBinding
  apiVersion: rbac.authorization.k8s.io/v1
  metadata:
    name: cloudflare-argo-rolebinding
    namespace: default
  subjects:
  - kind: ServiceAccount
    name: cloudflare-argo
    apiGroup: rbac.authorization.k8s.io
  roleRef:
    kind: Role
    name: cloudflare-argo-role
    apiGroup: rbac.authorization.k8s.io
  </code></pre>
  
  <p>I get this error :</p>
  
  <pre><code>The RoleBinding "cloudflare-argo-rolebinding" is invalid: subjects[0].apiGroup: Unsupported value: "rbac.authorization.k8s.io": supported values: ""
  </code></pre>
  
  <p>Any idea ? I'm on DigitalOcean using their new Kubernetes service if it helps.</p>