CHANGELOG.md in statsd-instrument-2.0.6 vs CHANGELOG.md in statsd-instrument-2.0.7

@@ -3,12 +3,11 @@
 This file documents the changes between releases of this library. When creating a pull request,
 please at an entry to the "unreleased changes" section below.
 
 ### Unreleased changes
 
-- Nothing yet!
-
----
+- Drop support for Ruby 1.9.3.
+- Add support for Ruby 2.2.
 
 ### Version 2.0.6
 
 - Fix some loading order issues in Rails environments.
 - Default behavior: in a **staging** environment, the defaults are now the same as in a **production environment**.