diff --git a/target/linux/mpc85xx/base-files/etc/board.d/02_network b/target/linux/mpc85xx/base-files/etc/board.d/02_network
index 4c7206c14a..c9645abb7b 100755
--- a/target/linux/mpc85xx/base-files/etc/board.d/02_network
+++ b/target/linux/mpc85xx/base-files/etc/board.d/02_network
@@ -14,6 +14,7 @@ case "$board" in
 tl-wdr4900-v1)
 	ucidef_add_switch "switch0" \
 		"0@eth0" "2:lan:1" "3:lan:2" "4:lan:3" "5:lan:4" "1:wan"
+	ucidef_set_interface_macaddr wan "$(mtd_get_mac_binary config 332)"
 	;;
 *)
 	ucidef_set_interfaces_lan_wan "eth0" "eth1"
diff --git a/target/linux/mpc85xx/files/arch/powerpc/boot/dts/tl-wdr4900-v1.dts b/target/linux/mpc85xx/files/arch/powerpc/boot/dts/tl-wdr4900-v1.dts
index 2325006172..322273e1e7 100644
--- a/target/linux/mpc85xx/files/arch/powerpc/boot/dts/tl-wdr4900-v1.dts
+++ b/target/linux/mpc85xx/files/arch/powerpc/boot/dts/tl-wdr4900-v1.dts
@@ -119,7 +119,7 @@
 		enet0: ethernet@b0000 {
 			phy-handle = <&phy0>;
 			phy-connection-type = "rgmii-id";
-			mtd-mac-address = <&config 0x14c>;
+			mtd-mac-address = <&config 0x144>;
 		};
 
 		enet1: ethernet@b1000 {