diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ca1c0d..0ceab7e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,11 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
-## [2.0.0] - 2017-8-1
+## [2.1.0] - 2017-04-23
+### Added
+- New `DateTimeComparator` class helper
+
+## [2.0.0] - 2017-08-01
 
 ### Added
 - New method `mb_ucfirst`.