helm upgrade

Upgrade a release

high risk

interactive breakdown — edit the command and press Explain
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⚠ Risks & cautions
Safer / dry-run alternatives
helm diff upgrade <rel> <chart> -f values.yamlPreview the diff
helm upgrade … --atomicAuto-rollback on failure
What it does

Applies a new chart version or values. See the flags and examples below, and run `man helm` for the full reference.

Common flags
FlagMeaning
--install --installInstall if missing
--atomic --atomicRoll back automatically on failure
--dry-run --dry-runPreview
--reuse-values --reuse-valuesKeep previous values⚠ Can hide new defaults.
Examples
helm upgrade --install web ./chart -n prod --atomic --timeout 5mUpgrade with rollback · explain & risk-check →
Related
helm diff helm rollback
Open the full explainer →More in Kubernetes & Helm

Reference text is hand-written and may be incomplete — check man helm for your version. Test destructive commands on a non-production system first.