diff --git a/conf/airframes/Poine/beth.xml b/conf/airframes/Poine/beth.xml
index f4a1355d79..b2e122f2f0 100644
--- a/conf/airframes/Poine/beth.xml
+++ b/conf/airframes/Poine/beth.xml
@@ -123,7 +123,7 @@ main_stm32.srcs += i2c.c $(SRC_ARCH)/i2c_hw.c
 main_stm32.CFLAGS += -DUSE_I2C2
 main_stm32.srcs += $(SRC_BETH)/bench_sensors.c
 
-main_stm32.CFLAGS += -DUSE_CAN1 -DUSE_USB_LP_CAN1_RX0_IRQ
+main_stm32.CFLAGS += -DUSE_CAN1 -DUSE_USB_LP_CAN1_RX0_IRQ -DBETH_HACK
 main_stm32.srcs += can.c $(SRC_ARCH)/can_hw.c
 
 #