diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6f7c5f123942a22cc7de63424bd7fb7ea597569..f8d4bfd9f9ba81c7fbdae5d539fdaa8abd60bac5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed ###
 
+- Improved `compare_entities` function, especially for unsuppored mulit-properties.
+  Updated the documentation and added more unit tests.
+
 ### Deprecated ###
 
 ### Removed ###