diff --git a/hw/bsp/same54xplainedpro/board.mk b/hw/bsp/same54xplainedpro/board.mk
index 1200fd9f..046ebbf6 100644
--- a/hw/bsp/same54xplainedpro/board.mk
+++ b/hw/bsp/same54xplainedpro/board.mk
@@ -13,7 +13,6 @@ CFLAGS += \
   -D__SAME54P20A__ \
   -DCONF_CPU_FREQUENCY=$(CONF_CPU_FREQUENCY) \
   -DCFG_TUSB_MCU=OPT_MCU_SAME5X \
-  -DSAME54XPLAINEDPRO=1 \
   -DBOARD_NAME="\"Microchip SAM E54 Xplained Pro\""