diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ede484c9..76eb3280b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [0.4.21] - 2023-10-26
 ### Added
 - Added `validate_df` task to task_utils.
 - Added `SharepointList` source class.
@@ -12,7 +14,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `SharepointListToADLS` flow class.
 - Added tests for `SharepointList`.
 - Added `get_nested_dict` to untils.py.
-- Added `validate_df` task to `SharepointToADLS` class.
 
 ### Fixed