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-rw-r--r--block/vvfat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index 4a17a49e12..1569783b0f 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -3129,7 +3129,7 @@ static void vvfat_qcow_options(int *child_flags, QDict *child_options,
                                int parent_flags, QDict *parent_options)
 {
     qdict_set_default_str(child_options, BDRV_OPT_READ_ONLY, "off");
-    *child_flags = BDRV_O_NO_FLUSH;
+    qdict_set_default_str(child_options, BDRV_OPT_CACHE_NO_FLUSH, "on");
 }
 
 static const BdrvChildRole child_vvfat_qcow = {