diff --git a/doc/ReleaseNotes b/doc/ReleaseNotes
index b2cd696..28291fd 100644
--- a/doc/ReleaseNotes
+++ b/doc/ReleaseNotes
@@ -1,9 +1,10 @@
 utf8 cpp library
-Release 2.2.1
+Release 2.2.3
 
-This is a minor bug fix release aimed at supporting GCC 4.3. 
+This is a bug fix release that improves converting from utf-16 to utf-8 error detection.
 
-Changes from version 2.2
-- Bug fix [ ID: 2823847 ] "warning from GCC 4.3"
+Changes from version 2.2.2
+- Bug fix [2852872]	invalid utf16 strings were parsed without any error
+- Bug fix [2857456]	redundant checks in append in checked.h
 
 Files included in the release: utf8.h, core.h, checked.h, unchecked.h, utf8cpp.html, ReleaseNotes