diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0ad317..5a63d55 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@ All notable changes to this project will be documented in this file.
 
 ### [Unreleased]
 
+##### Added
+- Make user and client unique on UserConsent model.
+
 ##### Fixed
 - String format error in models.