CHANGELOG.md in appfuel-0.5.12 vs CHANGELOG.md in appfuel-0.5.13

- old
+ new

@@ -3,9 +3,14 @@
 
 # [Unreleased]
 
 
 # Releases
+## [[0.5.12]](https://github.com/rsb/appfuel/releases/tag/0.5.13) 2017-08-01
+### Fixed
+- when you override an entity attribute it fails to initialize when value is
+  undefined
+
 ## [[0.5.12]](https://github.com/rsb/appfuel/releases/tag/0.5.12) 2017-07-31
 ### Fixed
 - `dynamodb adapter` `index` does not check for existing prefix
 
 ## [[0.5.11]](https://github.com/rsb/appfuel/releases/tag/0.5.11) 2017-07-31