diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
index a0e9061f6d6b..c258ea678470 100644
--- a/drivers/iio/accel/Kconfig
+++ b/drivers/iio/accel/Kconfig
@@ -128,10 +128,12 @@ config BMA400
 
 config BMA400_I2C
 	tristate
+	select REGMAP_I2C
 	depends on BMA400
 
 config BMA400_SPI
 	tristate
+	select REGMAP_SPI
 	depends on BMA400
 
 config BMC150_ACCEL