diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index 10e635fc4fa4..5907c35b98e5 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -386,9 +386,8 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
 	unsigned int data_reg;
 	int ret = 0;
 
-	ret = iio_device_claim_direct_mode(indio_dev);
-	if (ret)
-		return ret;
+	if (!iio_device_claim_direct(indio_dev))
+		return -EBUSY;
 
 	ad_sigma_delta_set_channel(sigma_delta, chan->address);
 
@@ -431,7 +430,7 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
 	sigma_delta->keep_cs_asserted = false;
 	sigma_delta->bus_locked = false;
 	spi_bus_unlock(sigma_delta->spi->controller);
-	iio_device_release_direct_mode(indio_dev);
+	iio_device_release_direct(indio_dev);
 
 	if (ret)
 		return ret;