diff --git a/firmware/config/boards/hellen/small-can-board/board.mk b/firmware/config/boards/hellen/small-can-board/board.mk
index afa46a823f..b136995f6f 100644
--- a/firmware/config/boards/hellen/small-can-board/board.mk
+++ b/firmware/config/boards/hellen/small-can-board/board.mk
@@ -10,6 +10,7 @@ DDEFS += -DLUA_USER_HEAP=50000
 DDEFS += -DEFI_MC33816=FALSE
 DDEFS += -DDL_OUTPUT_BUFFER=1000
 DDEFS += -DEFI_LOGIC_ANALYZER=FALSE
+DDEFS += -DEFI_MALFUNCTION_INDICATOR=FALSE
 
 #DDEFS += $(PRIMARY_COMMUNICATION_PORT_USART3)