diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
index 37885cd24f16..e062f5eed638 100644
--- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
@@ -307,8 +307,8 @@ gic: interrupt-controller@12400000 {
 			#interrupt-cells = <3>;
 			#address-cells = <0>;
 			interrupt-controller;
-			reg = <0x0 0x12400000 0 0x40000>,
-			      <0x0 0x12440000 0 0x60000>;
+			reg = <0x0 0x12400000 0 0x20000>,
+			      <0x0 0x12440000 0 0x40000>;
 			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
 		};