diff --git a/CHANGELOG.md b/CHANGELOG.md
index 11321be..30b5df6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ## [UNRELEASED]
 ### Fixed
-- #41 imap_expunge(): supplied resource is not a valid imap resource
+- NaN
 
 ### Added
 - NaN
@@ -14,6 +14,13 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 ### Affected Classes
 - NaN
 
+## [1.0.3.8] - 2017-11-24
+### Fixed
+- #41 imap_expunge(): supplied resource is not a valid imap resource
+- #40 mb_convert_encoding(): Illegal character encoding specified
+
+### Affected Classes
+- [Message::class](src/IMAP/Message.php)
 
 ## [1.0.3.7] - 2017-11-05
 ### Fixed