Helm. Helm is a package manager developed for Kubernetes applications. It streamlines the installation, management, and use of Kubernetes. Using this tool, developers and operators can easily package, configure, upgrade, and deploy Kubernetes packages that are called charts. Presently, more than 70% of Kubernetes users use Helm. cd charts/tproxy/ sed -e 's/418/500/g' config/mitm-script.py Upgrade the Helm chart with the change: helm upgrade tproxy . After about 30 seconds, the new script will be updated and in use by mitmproxy. Verify the output of the locked pod: kubectl logs --selector=app=debian-app,variant=locked --tail=4 Example output:.