diff --git a/drivers/iio/accel/sca3300.c b/drivers/iio/accel/sca3300.c
index 861f6906beee..3c4827bfef53 100644
--- a/drivers/iio/accel/sca3300.c
+++ b/drivers/iio/accel/sca3300.c
@@ -196,7 +196,7 @@ struct sca3300_data {
 		s16 channels[4];
 		s64 ts __aligned(sizeof(s64));
 	} scan;
-	u8 txbuf[4] ____cacheline_aligned;
+	u8 txbuf[4] __aligned(IIO_DMA_MINALIGN);
 	u8 rxbuf[4];
 };