diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index ee7fc3701700..5883ef0d95bf 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7066,6 +7066,8 @@ static int raid5_run(struct mddev *mddev)
 		else
 			queue_flag_clear_unlocked(QUEUE_FLAG_DISCARD,
 						mddev->queue);
+
+		blk_queue_max_hw_sectors(mddev->queue, UINT_MAX);
 	}
 
 	if (journal_dev) {