diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ad88f8ba2..358e9db965 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Recover `StableDeref` trait for `pool::object::Object` and `pool::boxed::Box`.
 - Add polyfills for ESP32S2
 - Added `String::from_utf8` and `String::from_utf8_unchecked`.
+- Added `format` macro.
 
 ### Changed