diff --git a/boards/native/native_sim/native_sim.dts b/boards/native/native_sim/native_sim.dts
index 0bccb217bef..d8f7cc49073 100644
--- a/boards/native/native_sim/native_sim.dts
+++ b/boards/native/native_sim/native_sim.dts
@@ -54,7 +54,7 @@
 		#size-cells = <0>;
 
 		cpu0: cpu@0 {
-			compatible = "zephyr,native-posix-cpu";
+			compatible = "zephyr,native-sim-cpu";
 			reg = <0>;
 		};
 	};
diff --git a/dts/bindings/cpu/zephyr,native-sim-cpu.yaml b/dts/bindings/cpu/zephyr,native-sim-cpu.yaml
new file mode 100644
index 00000000000..804bf61fb23
--- /dev/null
+++ b/dts/bindings/cpu/zephyr,native-sim-cpu.yaml
@@ -0,0 +1,8 @@
+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: native_sim CPU
+
+compatible: "zephyr,native-sim-cpu"
+
+include: cpu.yaml
diff --git a/tests/cmake/hwm/board_extend/oot_root/boards/native/native_sim_extend/native_sim_native_one.dts b/tests/cmake/hwm/board_extend/oot_root/boards/native/native_sim_extend/native_sim_native_one.dts
index 04e5c661fc3..d12737469d2 100644
--- a/tests/cmake/hwm/board_extend/oot_root/boards/native/native_sim_extend/native_sim_native_one.dts
+++ b/tests/cmake/hwm/board_extend/oot_root/boards/native/native_sim_extend/native_sim_native_one.dts
@@ -52,7 +52,7 @@
 		#size-cells = <0>;
 
 		cpu0: cpu@0 {
-			compatible = "zephyr,native-posix-cpu";
+			compatible = "zephyr,native-sim-cpu";
 			reg = <0>;
 		};
 	};
diff --git a/tests/subsys/pm/policy_api/app.overlay b/tests/subsys/pm/policy_api/app.overlay
index 5f1324b5285..54b02e0b28e 100644
--- a/tests/subsys/pm/policy_api/app.overlay
+++ b/tests/subsys/pm/policy_api/app.overlay
@@ -6,7 +6,7 @@
 / {
 	cpus {
 		cpu1: cpu@1 {
-			compatible = "zephyr,native-posix-cpu";
+			compatible = "zephyr,native-sim-cpu";
 			reg = <1>;
 			cpu-power-states = <&state2>;
 		};