diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2febee1..4a5ba87 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Changed
 
 * Use less.php instead of lesserphp
+* Use the prefers-color-scheme CSS feature to let the client choose their prefered theme (dark/light)
 
 ### Removed