diff --git a/CHANGELOG.md b/CHANGELOG.md
index 032f82460..4ec030d1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ 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]
+
+## [0.4.0] - 2018-04-20
 ### Changed
 - Updated Torque adapter to take into account the new `Script#native` format
   allowing for arrays. [#65](https://github.com/OSC/ood_core/issues/65)
@@ -115,7 +117,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - Initial release!
 
-[Unreleased]: https://github.com/OSC/ood_core/compare/v0.3.0...HEAD
+[Unreleased]: https://github.com/OSC/ood_core/compare/v0.4.0...HEAD
+[0.4.0]: https://github.com/OSC/ood_core/compare/v0.3.0...v0.4.0
 [0.3.0]: https://github.com/OSC/ood_core/compare/v0.2.1...v0.3.0
 [0.2.1]: https://github.com/OSC/ood_core/compare/v0.2.0...v0.2.1
 [0.2.0]: https://github.com/OSC/ood_core/compare/v0.1.1...v0.2.0
diff --git a/lib/ood_core/version.rb b/lib/ood_core/version.rb
index 0d429a8ff..96d6a7c2e 100644
--- a/lib/ood_core/version.rb
+++ b/lib/ood_core/version.rb
@@ -1,4 +1,4 @@
 module OodCore
   # The current version of {OodCore}
-  VERSION = "0.3.0"
+  VERSION = "0.4.0"
 end