diff --git a/net/tap.c b/net/tap.c
index 6207f61f84..ca48f2a285 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -254,7 +254,8 @@ static void tap_set_vnet_hdr_len(NetClientState *nc, int len)
 
     assert(nc->info->type == NET_CLIENT_DRIVER_TAP);
     assert(len == sizeof(struct virtio_net_hdr_mrg_rxbuf) ||
-           len == sizeof(struct virtio_net_hdr));
+           len == sizeof(struct virtio_net_hdr) ||
+           len == sizeof(struct virtio_net_hdr_v1_hash));
 
     tap_fd_set_vnet_hdr_len(s->fd, len);
     s->host_vnet_hdr_len = len;