diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 74d1f9c26ecc827235a413380ab865612c02735e..7eeb4b6de6ded137eed16c0dd6610e98bba37630 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -2169,6 +2169,7 @@ static void nbd_disconnect_and_put(struct nbd_device *nbd)
 	flush_workqueue(nbd->recv_workq);
 	nbd_clear_que(nbd);
 	nbd->task_setup = NULL;
+	clear_bit(NBD_RT_BOUND, &nbd->config->runtime_flags);
 	mutex_unlock(&nbd->config_lock);
 
 	if (test_and_clear_bit(NBD_RT_HAS_CONFIG_REF,