diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c
index df60b3d91dad..85ca48f2fe66 100644
--- a/drivers/iio/pressure/zpa2326.c
+++ b/drivers/iio/pressure/zpa2326.c
@@ -581,7 +581,7 @@ static int zpa2326_fill_sample_buffer(struct iio_dev               *indio_dev,
 	struct {
 		u32 pressure;
 		u16 temperature;
-		u64 timestamp;
+		aligned_s64 timestamp;
 	}   sample;
 	int err;