diff --git a/target/linux/ramips/dts/mt7621_bolt_arion.dts b/target/linux/ramips/dts/mt7621_bolt_arion.dts
index 7ba413932ea..feff4a66e48 100644
--- a/target/linux/ramips/dts/mt7621_bolt_arion.dts
+++ b/target/linux/ramips/dts/mt7621_bolt_arion.dts
@@ -137,7 +137,7 @@
 };
 
 &gmac0 {
-	nvmem-cells = <&macaddr_factory_4000>;
+	nvmem-cells = <&macaddr_factory_28>;
 	nvmem-cell-names = "mac-address";
 	mac-address-increment = <3>;
 };
@@ -152,7 +152,7 @@
 		wan: port@1 {
 			status = "okay";
 			label = "wan";
-			nvmem-cells = <&macaddr_factory_4000>;
+			nvmem-cells = <&macaddr_factory_28>;
 			nvmem-cell-names = "mac-address";
 		};
 
@@ -179,7 +179,7 @@
 	#address-cells = <1>;
 	#size-cells = <1>;
 
-	macaddr_factory_4000: macaddr@4000 {
+	macaddr_factory_28: macaddr@28 {
 		reg = <0x28 0x6>;
 	};
 };