CHANGELOG.md in knapsack-0.3.0 vs CHANGELOG.md in knapsack-0.4.0

@@ -1,8 +1,12 @@
 ### unreleased
 
 * TODO
 
+### 0.4.0
+
+* Add support for RSpec 2.
+
 ### 0.3.0
 
 * Add support for semaphoreapp.com thread ENV variables.
 
 ### 0.2.0