diff --git a/CHANGELOG.md b/CHANGELOG.md
index 236611852..cf5785e85 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Improved the data source validation in the activities import
 - Improved the language localization for German (`de`)
 - Upgraded `ng-extract-i18n-merge` from version `2.7.0` to `2.8.3`