diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c
index 90544fe328..bf633a3d71 100644
--- a/drivers/net/hns3/hns3_ethdev.c
+++ b/drivers/net/hns3/hns3_ethdev.c
@@ -2467,7 +2467,7 @@ hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 	}
 
 	rte_spinlock_lock(&hw->lock);
-	is_jumbo_frame = frame_size > RTE_ETHER_MAX_LEN ? true : false;
+	is_jumbo_frame = frame_size > HNS3_DEFAULT_FRAME_LEN ? true : false;
 	frame_size = RTE_MAX(frame_size, HNS3_DEFAULT_FRAME_LEN);
 
 	/*
diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c
index f09cabcd82..ef03fb1c4e 100644
--- a/drivers/net/hns3/hns3_ethdev_vf.c
+++ b/drivers/net/hns3/hns3_ethdev_vf.c
@@ -928,7 +928,7 @@ hns3vf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 		rte_spinlock_unlock(&hw->lock);
 		return ret;
 	}
-	if (frame_size > RTE_ETHER_MAX_LEN)
+	if (mtu > RTE_ETHER_MTU)
 		dev->data->dev_conf.rxmode.offloads |=
 						DEV_RX_OFFLOAD_JUMBO_FRAME;
 	else