CHANGELOG.md in sensu-plugins-postgres-2.3.0 vs CHANGELOG.md in sensu-plugins-postgres-2.3.1

@@ -3,10 +3,14 @@
 
 This CHANGELOG follows the format listed [here](https://github.com/sensu-plugins/community/blob/master/HOW_WE_CHANGELOG.md).
 
 ## [Unreleased]
 
+## [2.3.1] - 2018-12-16
+### Fixed
+- metric-postgres-statsdb.rb: Change `Array` method from `append` to `push` to maintain compatibility w/ non-EOL Rubies (@phumpal)
+
 ## [2.3.0] - 2018-12-08
 ### Added
 - metric-postgres-statsdb.rb: Add --all-databases option. (@cyrilgdn)
 
 ## [2.2.2] - 2018-10-27
@@ -168,10 +172,11 @@
 
 ## 0.0.1 - 2015-04-30
 ### Added
 - initial release
 
-[Unreleased]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.3.0...HEAD
+[Unreleased]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.3.1...HEAD
+[2.3.1]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.3.0...2.3.1
 [2.3.0]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.2.2...2.3.0
 [2.2.2]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.2.1...2.2.2
 [2.2.1]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.2.0...2.2.1
 [2.2.0]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.1.0...2.2.0
 [2.1.0]: https://github.com/sensu-plugins/sensu-plugins-postgres/compare/2.0.0...2.1.0