1.33

Canonical Kubernetes Charms 1.33 - Release notes - 07 October 2025

Welcome to the 1.33 release of Canonical Kubernetes charms, the Juju operators for Canonical Kubernetes! These release notes cover the highlights of this release.

What’s new

  • Kubernetes 1.33 - read more about the upstream release here.

  • Canonical Kubernetes Snap 1.33 - read more about the snap release here.

  • Updated Canonical Observability Stack - updates to the Prometheus alert rules, Grafana dashboards and COS integration in the charm #516.

Bug fixes

  • Safely set datastore in case of Dqlite #560

Upstream deprecations and API changes

For details of other deprecation notices and API changes for Kubernetes 1.33, please see the relevant sections of the upstream release notes.

Also in this release

  • Read quoted argument for containerd config path #466

  • Run kubectl commands with a timeout by default #473

Patch notices

Apr 29, 2026

  • Update docs with opentelemetry-collector charm as a replacement for deprecated grafana-agent

  • Add a k8s-dqlite deprecation warning during bootstrap

Feb 16, 2026

  • Narrowed COS ClusterRole permissions to only the minimum required resources and verbs #873

Contributors

Many thanks to @addyess, @mateoflorido, @louiseschmidtgen, @ktsakalozos, @rapour, @HomayoonAlimohammadi