# Amazon Neptune engine updates
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Amazon Neptune releases engine updates regularly. You can determine which engine release version you currently have installed using the [instance-status API](access-graph-status.md). 

Engine releases are listed at [Engine releases for Amazon Neptune](engine-releases.md), and patches are listed at [Latest Updates](doc-history.md).

You can find more information about how the updates are released and how to upgrade the Neptune engine in your database at [Cluster maintenance](cluster-maintenance.md). For example, version numbering is explained in [Engine version numbers](cluster-maintenance.md#engine-version-numbers).