diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5ec03813..184ee26b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# [Master][]
+# [1.5.0][] (2015-02-05)
 
 ## Added
 
@@ -374,7 +374,7 @@
 
 - Initial release.
 
-  [master]: https://github.com/orgsync/active_interaction/compare/v1.4.1...master
+  [1.5.0]: https://github.com/orgsync/active_interaction/compare/v1.4.1...1.5.0
   [1.4.1]: https://github.com/orgsync/active_interaction/compare/v1.4.0...v1.4.1
   [1.4.0]: https://github.com/orgsync/active_interaction/compare/v1.3.1...v1.4.0
   [1.3.1]: https://github.com/orgsync/active_interaction/compare/v1.3.0...v1.3.1
diff --git a/README.md b/README.md
index 47806532..daed5622 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ This project uses [semantic versioning][3].
 Add it to your Gemfile:
 
 ``` ruby
-gem 'active_interaction', '~> 1.4'
+gem 'active_interaction', '~> 1.5'
 ```
 
 And then execute:
diff --git a/lib/active_interaction.rb b/lib/active_interaction.rb
index d3495ebc..6308aa7b 100644
--- a/lib/active_interaction.rb
+++ b/lib/active_interaction.rb
@@ -51,5 +51,5 @@
 #
 # @since 1.0.0
 #
-# @version 1.4.1
+# @version 1.5.0
 module ActiveInteraction end
diff --git a/lib/active_interaction/version.rb b/lib/active_interaction/version.rb
index 4b3fbc80..d153c1f4 100644
--- a/lib/active_interaction/version.rb
+++ b/lib/active_interaction/version.rb
@@ -5,5 +5,5 @@ module ActiveInteraction
   # The version number.
   #
   # @return [Gem::Version]
-  VERSION = Gem::Version.new('1.4.1')
+  VERSION = Gem::Version.new('1.5.0')
 end