diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index 24e8b2491a4fdc95138a58f30af09b14b375345d..1a30f0a9ed928d19bc570f06af20f23e85f6e438 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -782,7 +782,7 @@ static int blk_connect(struct XenDevice *xendev)
     int pers, index, qflags;
 
     /* read-only ? */
-    qflags = BDRV_O_NOCACHE | BDRV_O_CACHE_WB | BDRV_O_NATIVE_AIO;
+    qflags = BDRV_O_CACHE_WB | BDRV_O_NATIVE_AIO;
     if (strcmp(blkdev->mode, "w") == 0) {
         qflags |= BDRV_O_RDWR;
     }