diff --git a/panda/board/safety/safety_hyundai_canfd.h b/panda/board/safety/safety_hyundai_canfd.h
index 3db5f17..cced4bd 100644
--- a/panda/board/safety/safety_hyundai_canfd.h
+++ b/panda/board/safety/safety_hyundai_canfd.h
@@ -83,6 +83,8 @@ const CanMsg HYUNDAI_CANFD_HDA1_TX_MSGS[] = {
   {0x160, 0, 16}, // ADRV_0x160
   {0x7D0, 0, 8},  // tester present for radar ECU disable
   {0x1AA, 2, 16}, // CRUISE_ALT_BUTTONS , carrot
+  {203, 0, 24}, // CB
+
 };