diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index b6380ff..d74107b 100755
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -124,7 +124,8 @@
 /* PSE Free Queue Flow Control  */
 #define PSE_FQFC_CFG1		0x100
 #define PSE_FQFC_CFG2		0x104
-#define PSE_DROP_CFG		0x108
+#define PSE_NO_DROP_CFG		0x108
+#define PSE_PPE0_DROP		0x110
 
 /* PSE Input Queue Reservation Register*/
 #define PSE_IQ_REV(x)		(0x140 + ((x - 1) * 0x4))