diff --git a/target/linux/ramips/dts/mt7621_sercomm_dxx_nand_256m.dtsi b/target/linux/ramips/dts/mt7621_sercomm_dxx_nand_256m.dtsi
index 4e22e45191..75bc207dd8 100644
--- a/target/linux/ramips/dts/mt7621_sercomm_dxx_nand_256m.dtsi
+++ b/target/linux/ramips/dts/mt7621_sercomm_dxx_nand_256m.dtsi
@@ -196,7 +196,7 @@
 };
 
 &gmac0 {
-	nvmem-cells = <&macaddr_factory_21000>;
+	nvmem-cells = <&macaddr_factory_21000 0>;
 	nvmem-cell-names = "mac-address";
 };