1 files changed, 1 insertions, 1 deletions
diff --git a/blockdev.c b/blockdev.c
index 985b6cd75c..a44ab1f709 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -3491,7 +3491,7 @@ static BlockJob *do_backup_common(BackupCommon *backup,
                        "when providing a bitmap");
             return NULL;
         }
-        if (bdrv_dirty_bitmap_check(bmap, BDRV_BITMAP_DEFAULT, errp)) {
+        if (bdrv_dirty_bitmap_check(bmap, BDRV_BITMAP_ALLOW_RO, errp)) {
             return NULL;
         }
     }