diff --git a/CHANGELOG.md b/CHANGELOG.md
index 26df4486d..e11b2e367 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,9 +12,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## Changes
 
-- GPIO HAL: Renamed entries of enumerations to avoid nameclashes with Windows defines.
-  `IN` and `OUT` in `Direction` changed to `DIR_IN` and `DIR_OUT`.
-  `CALLBACK` in `GpioTypes` changed to `TYPE_CALLBACK`
+- GPIO HAL: `Direction` amd `GpioTypes` are enum classes now, which prevents
+  name clashes with Windows defines
 - HAL Devicehandlers: Periodic printout is run-time configurable now
 - `oneShotAction` flag in the `TestTask` class is not static anymore