diff --git a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
index 00b1574751..9107cbfed1 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
@@ -135,7 +135,7 @@ define HAL_BARO_ALLOW_INIT_NO_BARO
 define ALLOW_ARM_NO_COMPASS
 define HAL_COMPASS_DEFAULT HAL_COMPASS_NONE
 define HAL_PROBE_EXTERNAL_I2C_COMPASSES
-define HAL_I2C_INTERNAL_MASK 1
+define HAL_I2C_INTERNAL_MASK 0
 
 # SPI devices
 SPIDEV mpu6000   SPI1 DEVID1 MPU6000_CS MODE3 1*MHZ 8*MHZ