diff --git a/changes.txt b/changes.txt
index c6e35cef..1073568c 100644
--- a/changes.txt
+++ b/changes.txt
@@ -1,4 +1,8 @@
-4.0
+4.0.1
+- Fixed bug with nested resources.
+- Support for add/remove contact on conversation object.
+
+4.0.0
 New version to support API version 2.0.
 - Added support for new Contacts API.
 - Added support for Conversation Search and for Conversation model changes.
diff --git a/lib/intercom/version.rb b/lib/intercom/version.rb
index 85502869..5f2ea446 100644
--- a/lib/intercom/version.rb
+++ b/lib/intercom/version.rb
@@ -1,3 +1,3 @@
 module Intercom #:nodoc:
-  VERSION = "4.0.0"
+  VERSION = "4.0.1"
 end