diff --git a/subsys/suit/storage/src/suit_storage_nrf54h20.c b/subsys/suit/storage/src/suit_storage_nrf54h20.c
index 0f5ab9163c4e..7fc0c2788f04 100644
--- a/subsys/suit/storage/src/suit_storage_nrf54h20.c
+++ b/subsys/suit/storage/src/suit_storage_nrf54h20.c
@@ -12,6 +12,10 @@
 
 LOG_MODULE_REGISTER(suit_storage, CONFIG_SUIT_LOG_LEVEL);
 
+/* SUIT storage partition is defined as reserved-memory region, thus it uses absolute addresses. */
+#define SUIT_STORAGE_OFFSET                                                                        \
+	(FIXED_PARTITION_OFFSET(suit_storage_partition) - DT_REG_ADDR(DT_CHOSEN(zephyr_flash)))
+#define SUIT_STORAGE_SIZE	    FIXED_PARTITION_SIZE(suit_storage_partition)
 #define SUIT_STORAGE_NORDIC_ADDRESS suit_plat_mem_nvm_ptr_get(SUIT_STORAGE_NORDIC_OFFSET)
 #define SUIT_STORAGE_NORDIC_OFFSET  FIXED_PARTITION_OFFSET(cpusec_suit_storage)
 #define SUIT_STORAGE_NORDIC_SIZE    FIXED_PARTITION_SIZE(cpusec_suit_storage)
@@ -22,6 +26,21 @@ LOG_MODULE_REGISTER(suit_storage, CONFIG_SUIT_LOG_LEVEL);
 #define SUIT_STORAGE_APP_OFFSET	    FIXED_PARTITION_OFFSET(cpuapp_suit_storage)
 #define SUIT_STORAGE_APP_SIZE	    FIXED_PARTITION_SIZE(cpuapp_suit_storage)
 
+BUILD_ASSERT((SUIT_STORAGE_OFFSET <= SUIT_STORAGE_NORDIC_OFFSET) &&
+		     (SUIT_STORAGE_NORDIC_OFFSET + SUIT_STORAGE_NORDIC_SIZE <=
+		      SUIT_STORAGE_OFFSET + SUIT_STORAGE_SIZE),
+	     "Secure storage must be defined within SUIT storage partition");
+
+BUILD_ASSERT((SUIT_STORAGE_OFFSET <= SUIT_STORAGE_RAD_OFFSET) &&
+		     (SUIT_STORAGE_RAD_OFFSET + SUIT_STORAGE_RAD_SIZE <=
+		      SUIT_STORAGE_OFFSET + SUIT_STORAGE_SIZE),
+	     "Radiocore storage must be defined within SUIT storage partition");
+
+BUILD_ASSERT((SUIT_STORAGE_OFFSET <= SUIT_STORAGE_APP_OFFSET) &&
+		     (SUIT_STORAGE_APP_OFFSET + SUIT_STORAGE_APP_SIZE <=
+		      SUIT_STORAGE_OFFSET + SUIT_STORAGE_SIZE),
+	     "Application storage must be defined within SUIT storage partition");
+
 typedef uint8_t suit_storage_digest_t[32];
 
 struct suit_storage_nvv {
diff --git a/tests/subsys/suit/orchestrator/orchestrator_sdfw_nrf54h20/boards/native_posix.overlay b/tests/subsys/suit/orchestrator/orchestrator_sdfw_nrf54h20/boards/native_posix.overlay
index 85fa29b5f28a..27b8766c307c 100644
--- a/tests/subsys/suit/orchestrator/orchestrator_sdfw_nrf54h20/boards/native_posix.overlay
+++ b/tests/subsys/suit/orchestrator/orchestrator_sdfw_nrf54h20/boards/native_posix.overlay
@@ -14,19 +14,23 @@
 		#size-cells = <1>;
 
 		/* Use the last 32 kB of SecDom SUIT NVM storage. */
+		suit_storage_partition: partition@1e9000 {
+			reg = <0x1e9000 DT_SIZE_K(32)>;
+		};
+
 		/* Use the first 4kB as area reserved for Secure domain. */
-		cpusec_suit_storage: partition@1e7000 {
-			reg = <0x1e7000 DT_SIZE_K(4)>;
+		cpusec_suit_storage: partition@1eb000 {
+			reg = <0x1eb000 DT_SIZE_K(4)>;
 		};
 
 		/* Use the next 4kB as area reserved for Radio domain. */
-		cpurad_suit_storage: partition@1e8000 {
-			reg = <0x1e8000 DT_SIZE_K(4)>;
+		cpurad_suit_storage: partition@1ec000 {
+			reg = <0x1ec000 DT_SIZE_K(4)>;
 		};
 
 		/* Use the next 8kB as area reserved for Application domain. */
-		cpuapp_suit_storage: partition@1e9000 {
-			reg = <0x1e9000 DT_SIZE_K(8)>;
+		cpuapp_suit_storage: partition@1ed000 {
+			reg = <0x1ed000 DT_SIZE_K(8)>;
 		};
 	};
 };
diff --git a/tests/subsys/suit/storage_nrf54h20/boards/native_posix.overlay b/tests/subsys/suit/storage_nrf54h20/boards/native_posix.overlay
index 85fa29b5f28a..27b8766c307c 100644
--- a/tests/subsys/suit/storage_nrf54h20/boards/native_posix.overlay
+++ b/tests/subsys/suit/storage_nrf54h20/boards/native_posix.overlay
@@ -14,19 +14,23 @@
 		#size-cells = <1>;
 
 		/* Use the last 32 kB of SecDom SUIT NVM storage. */
+		suit_storage_partition: partition@1e9000 {
+			reg = <0x1e9000 DT_SIZE_K(32)>;
+		};
+
 		/* Use the first 4kB as area reserved for Secure domain. */
-		cpusec_suit_storage: partition@1e7000 {
-			reg = <0x1e7000 DT_SIZE_K(4)>;
+		cpusec_suit_storage: partition@1eb000 {
+			reg = <0x1eb000 DT_SIZE_K(4)>;
 		};
 
 		/* Use the next 4kB as area reserved for Radio domain. */
-		cpurad_suit_storage: partition@1e8000 {
-			reg = <0x1e8000 DT_SIZE_K(4)>;
+		cpurad_suit_storage: partition@1ec000 {
+			reg = <0x1ec000 DT_SIZE_K(4)>;
 		};
 
 		/* Use the next 8kB as area reserved for Application domain. */
-		cpuapp_suit_storage: partition@1e9000 {
-			reg = <0x1e9000 DT_SIZE_K(8)>;
+		cpuapp_suit_storage: partition@1ed000 {
+			reg = <0x1ed000 DT_SIZE_K(8)>;
 		};
 	};
 };