diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f05bd3b..ca4fa9b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+### 2.2.1 -- 2016 Mar 5 ###
+- [new] Removed need for extension macro: [#72](https://github.com/pinterest/PINCache/pull/72)
+
 ### 2.2.1 -- 2016 Feb 15 ###
 
 - [fixed] When ttlCache is enabled, skip updating the file modification time when accessing `fileURLForKey:` [#70](https://github.com/pinterest/PINCache/pull/70)
diff --git a/PINCache.podspec b/PINCache.podspec
index 047f17e4..08dbcedd 100644
--- a/PINCache.podspec
+++ b/PINCache.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name          = 'PINCache'
-  s.version       = '2.2.1'
+  s.version       = '2.2.2'
   s.source_files  = 'PINCache/*.{h,m}'
   s.homepage      = 'https://github.com/pinterest/PINCache'
   s.summary       = 'Fast, thread safe, parallel object cache for iOS and OS X.'