diff --git a/board_types.txt b/board_types.txt
index 231c7e5ac9..c806ddbd8a 100644
--- a/board_types.txt
+++ b/board_types.txt
@@ -62,6 +62,7 @@ Reserved "GUMSTIX [BL] FMU v6"         54
 Reserved "ARK CAN FLOW"                80
 Reserved "NXP ucans32k146"             34
 Reserved "NXP FMURT1170-V1"            35 # AKA PX4 FMU V6XRT
+Reserved "NXP Tropic"                  36
 
 # values from external vendors
 EXT_HW_RADIOLINK_MINI_PIX               3