diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ffd811..31eb711 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## [0.4.0](https://github.com/fgrehm/vagrant-cachier/compare/v0.3.3...v0.4.0) (unreleased)
+## [0.4.0](https://github.com/fgrehm/vagrant-cachier/compare/v0.3.3...v0.4.0) (Oct 23, 2013)
 
 FEATURES:
 
diff --git a/Gemfile.lock b/Gemfile.lock
index ffc6056..1c5beff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,7 +31,7 @@ GIT
 PATH
   remote: .
   specs:
-    vagrant-cachier (0.4.0.dev)
+    vagrant-cachier (0.4.0)
 
 GEM
   remote: https://rubygems.org/
diff --git a/lib/vagrant-cachier/version.rb b/lib/vagrant-cachier/version.rb
index 552f73d..3abef5c 100644
--- a/lib/vagrant-cachier/version.rb
+++ b/lib/vagrant-cachier/version.rb
@@ -1,5 +1,5 @@
 module VagrantPlugins
   module Cachier
-    VERSION = "0.4.0.dev"
+    VERSION = "0.4.0"
   end
 end