diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index d9a4fe27685df08aeb8adf3cfc718e0a035b45a0..7b4f677f7f7fc74658c41335bdcfbf3852ab2a5d 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -247,8 +247,7 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
 			command = lba48 ? WIN_WRITE_EXT : WIN_WRITE;
 		}
 
-		/* FIXME: ->OUTBSYNC ? */
-		hwif->OUTB(command, IDE_COMMAND_REG);
+		hwif->OUTBSYNC(drive, command, IDE_COMMAND_REG);
 
 		return pre_task_out_intr(drive, rq);
 	}