diff --git a/CHANGELOG.md b/CHANGELOG.md
index f8decc7..23107fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 
 - CI changelog entry enforcer
+- actor API syntax. for details see [RFC #52](https://github.com/rtic-rs/rfcs/pull/52)
 
 ### Changed