CHANGELOG.md in licensed-2.3.0 vs CHANGELOG.md in licensed-2.3.1

@@ -4,12 +4,18 @@
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
-## 2.1.0 - 2019-04-16
+## 2.3.1 - 2019-08-20
 
+### Changed
+- Using the npm source with yarn, "missing" dependencies are no longer considered errors (:tada: @krzysztof-pawlik-gat https://github.com/github/licensed/pull/170)
+- The bundler source now calls `gem specification` with dependency version requirements (https://github.com/github/licensed/pull/173)
+
+## 2.3.0 - 2019-05-19
+
 ### Added
 - New Pipenv dependency source enumerator (:tada: @krzysztof-pawlik-gat https://github.com/github/licensed/pull/167)
 
 ## 2.2.0 - 2019-05-11
 
@@ -165,6 +171,6 @@
 
 ## 1.0.0 - 2018-02-20
 
 Initial release :tada:
 
-[Unreleased]: https://github.com/github/licensed/compare/2.3.0...HEAD
+[Unreleased]: https://github.com/github/licensed/compare/2.3.1...HEAD