diff --git a/lib/vhost/rte_vhost/vhost_user.c b/lib/vhost/rte_vhost/vhost_user.c
index e2e5e5439..654f3979b 100644
--- a/lib/vhost/rte_vhost/vhost_user.c
+++ b/lib/vhost/rte_vhost/vhost_user.c
@@ -275,7 +275,7 @@ numa_realloc(struct virtio_net *dev, int index)
 		if (!vq)
 			return dev;
 
-		memcpy(vq, old_vq, sizeof(*vq) * VIRTIO_QNUM);
+		memcpy(vq, old_vq, sizeof(*vq));
 		rte_free(old_vq);
 	}