diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2508de6d78..d0008f88df 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ All notable changes to the Pony compiler and standard library will be documented
 ### Added
 
 - Add Fedora 41 as a supported platform ([PR #4557](https://github.com/ponylang/ponyc/pull/4557))
+- Add support for pinning actors to a dedicated scheduler thread ([PR #4547](https://github.com/ponylang/ponyc/pull/4547))
 
 ### Changed