CHANGELOG.md in phobos_db_checkpoint-3.3.0 vs CHANGELOG.md in phobos_db_checkpoint-3.4.0

@@ -2,9 +2,16 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## 3.4.0 (2018-07-22)
+
+### Changed
+- Introduce rubocop style guide #37
+- Use test module from Phobos to run handler specs #39
+- Accomodate future breaking changes of Phobos `around_consume` being moved to an instance method #38
+
 ## 3.3.0 (2017-10-26)
 
 - [enhancement] Bump Phobos version to 1.5.0 to better support Avro. #34
 
 ## 3.2.0 (2017-10-23)