diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
index 3e962fe4d5f3..41d2b1535d9a 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
@@ -821,6 +821,8 @@ adm1278@11 {
 		compatible = "adi,adm1278";
 		reg = <0x11>;
 		shunt-resistor-micro-ohms = <300>;
+		adi,volt-curr-sample-average = <128>;
+		adi,power-sample-average = <128>;
 	};
 
 	tmp421@4c {