diff --git a/doc/CHANGELOG.txt b/doc/CHANGELOG.txt
index bdd0859..064bf7d 100644
--- a/doc/CHANGELOG.txt
+++ b/doc/CHANGELOG.txt
@@ -12,7 +12,8 @@ v1.5.0 13-Dec-2017
 - removed check if received bit strings are smaller than max num bits
   because some devices send empty bit strings
 
-- added support for legacy INT128 type from Ed1
+- added support for legacy INT128 type from Ed1, thanks to Michael
+  Zillgith
 
 
 v1.4.1 27-Aug-2017