diff --git a/target/linux/ramips/dts/mt7621_jdcloud_re-sp-01b.dts b/target/linux/ramips/dts/mt7621_jdcloud_re-sp-01b.dts
index 72bf05efbd..8e296c9e4d 100644
--- a/target/linux/ramips/dts/mt7621_jdcloud_re-sp-01b.dts
+++ b/target/linux/ramips/dts/mt7621_jdcloud_re-sp-01b.dts
@@ -61,6 +61,9 @@
 	status = "okay";
 	label = "wan";
 	phy-handle = <&ethphy0>;
+
+	nvmem-cells = <&macaddr_config_4429>;
+	nvmem-cell-names = "mac-address-ascii";
 };
 
 &mdio {