diff --git a/drivers/iio/health/afe440x.h b/drivers/iio/health/afe440x.h
index 544bbabd6321ad89ddce5cb3c118968646ab134a..583d071af11d6a5b9d84d2e17d1ca02fcb5d594c 100644
--- a/drivers/iio/health/afe440x.h
+++ b/drivers/iio/health/afe440x.h
@@ -125,7 +125,7 @@ struct afe440x_reg_info {
 		.type = IIO_CURRENT,				\
 		.channel = _index,				\
 		.address = _index,				\
-		.scan_index = _index,				\
+		.scan_index = -1,				\
 		.extend_name = _name,				\
 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) |	\
 			BIT(IIO_CHAN_INFO_SCALE),		\