# Release 0.39.0

## Features

- Support enabling KMS encryption for existing clusters (#3364)
- add permission boundary to addon role (#3276)
- support delete addon when only the addon stack exists (#3280)

## Improvements

- bump EKS 1.19 coredns to 1.8.0 (#3319)
- bump upgrade cluster timeout to 65 (#3310)
- Make nodegroup CloudFormation stack slimmer (#3277)

## Bug Fixes

- Fix specifying subnets by AZ (#3301)
- Fix support for specifying subnets without ID (#3229)

## Acknowledgments
Weaveworks would like to sincerely thank:
    @hiraken-w and @morancj
