diff --git a/CHANGELOG.md b/CHANGELOG.md
index 18a845ea..11816887 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@
 
 - Added support for ArchMerge.
 - Added support for MagpieOS.
+- Added support for PostMarketOS.
 - Added support for macOS High Sierra. [**@yslgirl**](https://github.com/yslgirl)
 - Added support for Container Linux by CoreOS. [**@chrisweeksnz**](https://github.com/chrisweeksnz)
 - Added support for 2017 iOS devices. [**@iandrewt**](https://github.com/iandrewt)