diff --git a/CHANGELOG.rdoc b/CHANGELOG.rdoc
index 5de618d..a681157 100644
--- a/CHANGELOG.rdoc
+++ b/CHANGELOG.rdoc
@@ -1,3 +1,10 @@
+= 4.0.2 [2016-01-07]
+* Fix undefine_generated_methods ivar guard setting to false
+
+= 4.0.1 [2016-01-06]
+* Fix undefine_generated_methods thread locking bug
+* Created an ActiveModel ORM, for manual require if using without any full blown ORM
+
 = 4.0.0 [2015-12-29]
 * Extracted mongoid support into https://github.com/adzap/validates_timeliness-mongoid which is broken (not supported anymore).
 * Fixed Rails 4.0, 4.1 and 4.2 compatability issues