diff --git a/charmap.txt b/charmap.txt
index 335610b13..1bca4e4f4 100644
--- a/charmap.txt
+++ b/charmap.txt
@@ -414,7 +414,7 @@ HIGHLIGHT = FC 02 @ same as fc 01
 SHADOW = FC 03 @ same as fc 01
 COLOR_HIGHLIGHT_SHADOW = FC 04 @ takes 3 bytes
 PALETTE = FC 05 @ used in credits
-FONT = FC 06 @ valid values are 0, 1, 2, 7 and 8
+FONT = FC 06 @ valid values are 0, 1, 2, 6 (braille), 7 and 8
 RESET_SIZE = FC 07
 PAUSE = FC 08 @ manually print the wait byte after this, havent mapped them
 PAUSE_UNTIL_PRESS = FC 09