diff --git a/version.h b/version.h
index 97b4ab8..074a09b 100644
--- a/version.h
+++ b/version.h
@@ -4,6 +4,7 @@
 #include "StringFormatter.h"
 
 #define VERSION "3.1.5"
+// 3.1.6 Make output ID two bytes (reserved version number for that merge/branch)
 // 3.1.5 Fix LCD corruption on power-up
 // 3.1.4 Refactor OLED and LCD drivers and remove unused code
 // 3.1.3 Add a loop delay to give more time for sensing an Ethernet cable connection