diff --git a/HISTORY.md b/HISTORY.md
index c54eee9d..d1ac64a1 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -7,6 +7,7 @@ http://visjs.org
 ### Timeline
 
 - Fixed background items not always be cleared when removing them.
+- Fixed visible items not always be displayed.
 
 
 ## 2014-10-24, version 3.6.2