diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25b891e..afeeec6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ This CHANGELOG follows the format listed at [Our CHANGELOG Guidelines ](https://
 Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ## [Unreleased]
+
+## [1.4.0] - 2017-10-31
 ### Added
 - Added zookeeper port option to metrics-zookeeper-cluster.rb
 
@@ -66,6 +68,7 @@ Which is based on [Keep A Changelog](http://keepachangelog.com/)
 - initial release
 
 [Unreleased]: https://github.com/sensu-plugins/sensu-plugins-zookeeper/compare/1.3.0...HEAD
+[1.4.0]: https://github.com/sensu-plugins/sensu-plugins-zookeeper/compare/1.3.0...1.4.0
 [1.3.0]: https://github.com/sensu-plugins/sensu-plugins-zookeeper/compare/1.2.0...1.3.0
 [1.2.0]: https://github.com/sensu-plugins/sensu-plugins-zookeeper/compare/1.1.0...1.2.0
 [1.1.0]: https://github.com/sensu-plugins/sensu-plugins-zookeeper/compare/1.0.0...1.1.0
diff --git a/lib/sensu-plugins-zookeeper/version.rb b/lib/sensu-plugins-zookeeper/version.rb
index 8e3da75..0a295ae 100644
--- a/lib/sensu-plugins-zookeeper/version.rb
+++ b/lib/sensu-plugins-zookeeper/version.rb
@@ -1,7 +1,7 @@
 module SensuPluginsZookeeper
   module Version
     MAJOR = 1
-    MINOR = 3
+    MINOR = 4
     PATCH = 0
 
     VER_STRING = [MAJOR, MINOR, PATCH].compact.join('.')