diff --git a/blockdev.c b/blockdev.c
index 22e06ba..f42e171 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -3342,6 +3342,9 @@
     if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_MIRROR_SOURCE, errp)) {
         return;
     }
+    if (bdrv_op_is_blocked(target, BLOCK_OP_TYPE_MIRROR_TARGET, errp)) {
+        return;
+    }
 
     if (!bs->backing && sync == MIRROR_SYNC_MODE_TOP) {
         sync = MIRROR_SYNC_MODE_FULL;