diff --git a/docs/changelog.md b/docs/changelog.md
index c2d62fe..0390330 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -14,6 +14,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+- New flag ```--data-augmentation``` (see ```tpplc --help``` for details)
+
 ### Changed
 
 ### Deprecated