diff --git a/CHANGELOG.md b/CHANGELOG.md
index d341231..0006e42 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 1.0.0 (16/07/2016)
+
+### Enhancements
+
+* Remove support ActiveSupport
+
 ## 0.3.0 (29/01/2016)
 
 ### Enhancements
diff --git a/lib/gastly/version.rb b/lib/gastly/version.rb
index 1ae70a2..a9a5797 100644
--- a/lib/gastly/version.rb
+++ b/lib/gastly/version.rb
@@ -1,3 +1,3 @@
 module Gastly
-  VERSION = '0.3.0'
+  VERSION = '1.0.0'
 end