diff --git a/arch/arm64/boot/dts/renesas/r8a77960.dtsi b/arch/arm64/boot/dts/renesas/r8a77960.dtsi
index 5e2bd09b134b..fa9567ed55e4 100644
--- a/arch/arm64/boot/dts/renesas/r8a77960.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77960.dtsi
@@ -63,17 +63,17 @@
 
 		opp-500000000 {
 			opp-hz = /bits/ 64 <500000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 		};
 		opp-1000000000 {
 			opp-hz = /bits/ 64 <1000000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 		};
 		opp-1500000000 {
 			opp-hz = /bits/ 64 <1500000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 			opp-suspend;
 		};
diff --git a/arch/arm64/boot/dts/renesas/r8a77961.dtsi b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
index 5d030b300662..b23f49b89cad 100644
--- a/arch/arm64/boot/dts/renesas/r8a77961.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
@@ -52,17 +52,17 @@
 
 		opp-500000000 {
 			opp-hz = /bits/ 64 <500000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 		};
 		opp-1000000000 {
 			opp-hz = /bits/ 64 <1000000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 		};
 		opp-1500000000 {
 			opp-hz = /bits/ 64 <1500000000>;
-			opp-microvolt = <820000>;
+			opp-microvolt = <830000>;
 			clock-latency-ns = <300000>;
 			opp-suspend;
 		};