A chart can only set the fields its templates write. When a Kubernetes field you need is missing from them, the value you add to values.yaml is silently ignored, unless the chart has a values schema that rejects it. This post sets nine such fields from open issues on the rendered manifests, first with a Kustomize patch over helm template , then with Kapitan 's mutate generator . Most of them are RFC 6902 JSON Patch operations, and mutate's json6902 takes the same operations as K...