diff --git a/target/linux/mediatek/dts/mt7981-livinet-zr-3020.dts b/target/linux/mediatek/dts/mt7981-livinet-zr-3020.dts
index fb0c56cd88..44a159e4d3 100644
--- a/target/linux/mediatek/dts/mt7981-livinet-zr-3020.dts
+++ b/target/linux/mediatek/dts/mt7981-livinet-zr-3020.dts
@@ -131,6 +131,9 @@
 		port@0 {
 			reg = <0>;
 			label = "wan";
+
+			nvmem-cells = <&macaddr_config_50787>;
+			nvmem-cell-names = "mac-address-ascii";
 		};
 
 		port@2 {
@@ -236,6 +239,10 @@
 				macaddr_config_50707: macaddr@50707 {
 					reg = <0x50707 0x11>;
 				};
+
+				macaddr_config_50787: macaddr@50787 {
+					reg = <0x50787 0x11>;
+				};
 			};
 		};
 	};
diff --git a/target/linux/mediatek/filogic/base-files/etc/board.d/02_network b/target/linux/mediatek/filogic/base-files/etc/board.d/02_network
index d39cab9490..00b531f602 100644
--- a/target/linux/mediatek/filogic/base-files/etc/board.d/02_network
+++ b/target/linux/mediatek/filogic/base-files/etc/board.d/02_network
@@ -66,9 +66,6 @@ mediatek_setup_macs()
 	bananapi,bpi-r3)
 		wan_mac=$(macaddr_add $(cat /sys/class/net/eth0/address) 1)
 		;;
-	livinet,zr-3020)
-		wan_mac=$(mtd_get_mac_ascii config2 wanmac)
-		;;
 	xiaomi,redmi-router-ax6000|\
 	xiaomi,redmi-router-ax6000-stock|\
 	xiaomi,redmi-router-ax6000-ubootmod)