diff --git a/sun-kiwi-cnss.dtsi b/sun-kiwi-cnss.dtsi
index 1b99a6f8..0ad47060 100644
--- a/sun-kiwi-cnss.dtsi
+++ b/sun-kiwi-cnss.dtsi
@@ -204,7 +204,7 @@
 
 		cnss_pci0_iommu_region_partition: cnss_pci0_iommu_region_partition {
 			/* address-cells =3 size-cells=2 from sun-pcie.dtsi */
-			iommu-addresses = <&cnss_pci0 0x0 0x0 0x0 0x0 0xa0000000>,
+			iommu-addresses = <&cnss_pci0 0x0 0x0 0x0 0x0 0x98000000>,
 					  <&cnss_pci0 0x0 0x0 0xB0000000 0x0 0x50000000>;
 			};