diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c
index 34e06e2e51d6..d2060d394c8d 100644
--- a/drivers/iio/adc/ad7124.c
+++ b/drivers/iio/adc/ad7124.c
@@ -923,6 +923,9 @@ static int ad7124_setup(struct ad7124_state *st)
 		 * set all channels to this default value.
 		 */
 		ad7124_set_channel_odr(st, i, 10);
+
+		/* Disable all channels to prevent unintended conversions. */
+		ad_sd_write_reg(&st->sd, AD7124_CHANNEL(i), 2, 0);
 	}
 
 	return ret;