diff --git a/samples/suit/smp_transfer/sysbuild/recovery_hci_ipc.overlay b/samples/suit/smp_transfer/sysbuild/recovery_hci_ipc.overlay
index 5d0abbea4925..b06fa93c52ef 100644
--- a/samples/suit/smp_transfer/sysbuild/recovery_hci_ipc.overlay
+++ b/samples/suit/smp_transfer/sysbuild/recovery_hci_ipc.overlay
@@ -6,6 +6,24 @@
 
 #include "nrf54h20dk_nrf54h20_memory_map.dtsi"
 
+/ {
+	chosen {
+		zephyr,entropy = &prng;
+	};
+
+	/delete-node/ psa-rng;
+
+	prng: prng {
+		compatible = "nordic,entropy-prng";
+		status = "okay";
+	};
+
+};
+
+&cpusec_cpurad_ipc {
+	status = "disabled";
+};
+
 &uart135 {
 	status = "disabled";
 };