diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7620dd529dfd..c10711898580 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 ## [`main`](https://github.com/elastic/eui/tree/main)
 
-No public interface changes since `50.0.0`.
+**Breaking changes**
+
+- Converted `EuiAvatar` to CSS-in-JS styling ([#5670](https://github.com/elastic/eui/pull/5670))
 
 ## [`50.0.0`](https://github.com/elastic/eui/tree/v50.0.0)