diff --git a/HISTORY b/HISTORY
index ff9eef9..3ac7978 100755
--- a/HISTORY
+++ b/HISTORY
@@ -1,5 +1,6 @@
 Jun. 28 2016
 Fixed a type detection bug with string
+Refactored formatting functor of a referenced usertype
 
 Jun. 27 2016
 Added a context parameter to stepped handler