# Upgrade Aerospike Kubernetes Operator

## Upgrade from AKO 4.2.0 and later

If you are running an AKO version 4.2.0 or later, you can upgrade directly to 4.3.0.

## Older versions

If you are running an AKO version older than 4.2.0, you must first [upgrade to 4.2.0](https://aerospike.com/docs/kubernetes/4.2.0/manage/upgrade/upgrading-operator) before upgrading to 4.3.0.

## Upgrade methods

Choose the upgrade method based on your AKO installation.

-   [OLM on OperatorHub.io](https://aerospike.com/docs/kubernetes/4.3.x/manage/upgrade/olm)
-   [Helm](https://aerospike.com/docs/kubernetes/4.3.x/manage/upgrade/helm)