diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index 9437360ea215..070e8f706c23 100644
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -7219,7 +7219,7 @@ ppi_cluster2: interrupt-partition-2 {
 
 			gic_its: msi-controller@17140000 {
 				compatible = "arm,gic-v3-its";
-				reg = <0 0x17140000 0 0x20000>;
+				reg = <0 0x17140000 0 0x40000>;
 
 				msi-controller;
 				#msi-cells = <1>;