diff --git a/arch/arm/boot/dts/ibm-power9-dual.dtsi b/arch/arm/boot/dts/ibm-power9-dual.dtsi
index 2abc42eda7b0..a0fa65b44b0f 100644
--- a/arch/arm/boot/dts/ibm-power9-dual.dtsi
+++ b/arch/arm/boot/dts/ibm-power9-dual.dtsi
@@ -86,7 +86,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 
-			fsi_occ0: occ {
+			fsi_occ0: occ@1 {
 				compatible = "ibm,p9-occ";
 			};
 		};
@@ -187,7 +187,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 
-			fsi_occ1: occ {
+			fsi_occ1: occ@2 {
 				compatible = "ibm,p9-occ";
 			};
 		};