diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
index 9ef57ad0ca71..9be86479ceef 100644
--- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi
+++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
@@ -1239,7 +1239,7 @@
 
 			gic_its: msi-controller@17040000 {
 				compatible = "arm,gic-v3-its";
-				reg = <0x0 0x17040000 0x0 0x20000>;
+				reg = <0x0 0x17040000 0x0 0x40000>;
 
 				msi-controller;
 				#msi-cells = <1>;