# Changelog ## [v0.21.0](https://github.com/aws-observability/aws-otel-collector/tree/v0.21.0) (2022-08-26) [Full Changelog](https://github.com/aws-observability/aws-otel-collector/compare/v0.20.0...v0.21.0) **Upstream release notes:** - [v0.58.0](https://github.com/open-telemetry/opentelemetry-collector/releases/tag/v0.58.0) - [v0.57.2](https://github.com/open-telemetry/opentelemetry-collector/releases/tag/v0.57.2) **Breaking Changes:** - `awsprometheusremotewriteexporter`: Removed in [\#1414](https://github.com/aws-observability/aws-otel-collector/pull/1414) ([vasireddy99](https://github.com/vasireddy99)) - [Configuration migration guidance](https://aws-otel.github.io/docs/sigv4) \* *This Changelog was automatically generated by [github_changelog_generator](https://github.com/github-changelog-generator/github-changelog-generator)*