diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 87d7c42affbc4..ec61dd873c93d 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1605,6 +1605,7 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
 		arg = (unsigned long) compat_ptr(arg);
 	case LOOP_SET_FD:
 	case LOOP_CHANGE_FD:
+	case LOOP_SET_DIRECT_IO:
 		err = lo_ioctl(bdev, mode, cmd, arg);
 		break;
 	default: