diff --git a/ChangeLog.md b/ChangeLog.md
index cdb34dbfee30255b4d3b806798b3b45890cc9a27..0fd41a52a7c6a62cd9f7c4107e1b2c6793473379 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -9,6 +9,7 @@ Note: This file only contains high level features or important fixes.
 * Major rewrite and bug fix pass through Structure Scan. Previous version had such bad problems that it can no longer be supported. Plans with Structure Scan will need to be recreated. New QGC will not load old Structure Scan plans.
 
 ### 3.5.4 - Not yet released
+* Add support for FMUK66 flashing/connection
 * Guard against null geometry coming from gstreamer which can cause crashes
 * Add .apj file selection support to custom firmware flash