# Document history
<a name="doc-history"></a>

The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/modernization-mainframe-decoupling-patterns/modernization-mainframe-decoupling-patterns.rss).

| Change | Description | Date | 
| --- |--- |--- |
| [—](#doc-history) | Initial publication | April 23, 2021 |