If you're using IKO, you can pass the "--check-caps false" argument in your iriscluster yaml like this: 

apiVersion: intersystems.com/v1alpha1
kind: IrisCluster
metadata:
  name: ephelps-1
spec:
  licenseKeySecret:
    name: license-key
  configSource:
    name: iris-cpf
  imagePullSecrets:
    - name: docker-secret
  updateStrategy:
    type: RollingUpdate
  topology:
    data:
      mirrored: true
      shards: 1
      image: containers.intersystems.com/intersystems/iris:2021.2.0.651.0
      podTemplate:
        spec:
          args:
            - --check-caps
            - "false"
  serviceTemplate:
    spec:
      type: LoadBalancer
      externalTrafficPolicy: Local