diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index 814d88d2aee4..5d99e870de5e 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1606,6 +1606,8 @@ static netdev_tx_t wx_xmit_frame_ring(struct sk_buff *skb,
 	if (skb_vlan_tag_present(skb)) {
 		tx_flags |= skb_vlan_tag_get(skb) << WX_TX_FLAGS_VLAN_SHIFT;
 		tx_flags |= WX_TX_FLAGS_HW_VLAN;
+	} else if (eth_type_vlan(skb->protocol)) {
+		tx_flags |= WX_TX_FLAGS_SW_VLAN;
 	}
 
 	if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&