diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c
index b6bd609c3655f9e0f78e778a6acc018ed1cfc4c0..aa6a368506cd41e4fe0220a2e1cf10b36b075bc7 100644
--- a/drivers/staging/iio/impedance-analyzer/ad5933.c
+++ b/drivers/staging/iio/impedance-analyzer/ad5933.c
@@ -757,10 +757,6 @@ static int ad5933_probe(struct i2c_client *client,
 	if (ret)
 		goto error_unreg_ring;
 
-	/* enable both REAL and IMAG channels by default */
-	iio_scan_mask_set(indio_dev, indio_dev->buffer, 0);
-	iio_scan_mask_set(indio_dev, indio_dev->buffer, 1);
-
 	ret = ad5933_setup(st);
 	if (ret)
 		goto error_uninitialize_ring;