diff --git a/src/lib/flash-helper.js b/src/lib/flash-helper.js
index 42b3adc1f..2ea58c0bc 100644
--- a/src/lib/flash-helper.js
+++ b/src/lib/flash-helper.js
@@ -380,10 +380,11 @@ async function validateModulesForProtection({ modules, device }) {
 	}
 
 	for (const module of modules) {
-		const oldSystem = module.moduleFunction === ModuleInfo.FunctionType.SYSTEM_PART &&
-			module.moduleVersion < PROTECTED_MINIMUM_SYSTEM_VERSION;
-		const oldBootloader = module.moduleFunction === ModuleInfo.FunctionType.BOOTLOADER &&
-			module.moduleIndex === 0 && module.moduleVersion < PROTECTED_MINIMUM_BOOTLOADER_VERSION;
+		const { moduleFunction, moduleIndex, moduleVersion } = module.prefixInfo;
+		const oldSystem = moduleFunction === ModuleInfo.FunctionType.SYSTEM_PART &&
+			moduleVersion < PROTECTED_MINIMUM_SYSTEM_VERSION;
+		const oldBootloader = moduleFunction === ModuleInfo.FunctionType.BOOTLOADER &&
+			moduleIndex === 0 && moduleVersion < PROTECTED_MINIMUM_BOOTLOADER_VERSION;
 
 		if (oldSystem || oldBootloader) {
 			throw new Error(`Cannot downgrade Device OS below version ${PROTECTED_MINIMUM_VERSION} on a Protected Device`);
diff --git a/src/lib/flash-helper.test.js b/src/lib/flash-helper.test.js
index d8145301d..d4cc644de 100644
--- a/src/lib/flash-helper.test.js
+++ b/src/lib/flash-helper.test.js
@@ -664,27 +664,35 @@ describe('flash-helper', () => {
 	describe('validateModulesForProtection', () => {
 		let device;
 		const modulesOldBootloader = [{
-			moduleFunction: ModuleInfo.FunctionType.BOOTLOADER,
-			platformId: 12,
-			moduleIndex: 0,
-			moduleVersion: 1200,
+			prefixInfo: {
+				moduleFunction: ModuleInfo.FunctionType.BOOTLOADER,
+				platformId: 12,
+				moduleIndex: 0,
+				moduleVersion: 1200
+			}
 		}];
 		const modulesOldSystem = [{
-			moduleFunction: ModuleInfo.FunctionType.SYSTEM_PART,
-			platformId: 12,
-			moduleIndex: 0,
-			moduleVersion: 5800,
+			prefixInfo: {
+				moduleFunction: ModuleInfo.FunctionType.SYSTEM_PART,
+				platformId: 12,
+				moduleIndex: 0,
+				moduleVersion: 5800
+			}
 		}];
 		const modulesNew = [{
-			moduleFunction: ModuleInfo.FunctionType.BOOTLOADER,
-			platformId: 12,
-			moduleIndex: 0,
-			moduleVersion: 3000,
+			prefixInfo: {
+				moduleFunction: ModuleInfo.FunctionType.BOOTLOADER,
+				platformId: 12,
+				moduleIndex: 0,
+				moduleVersion: 3000
+			}
 		}, {
-			moduleFunction: ModuleInfo.FunctionType.SYSTEM_PART,
-			platformId: 12,
-			moduleIndex: 0,
-			moduleVersion: 6000,
+			prefixInfo: {
+				moduleFunction: ModuleInfo.FunctionType.SYSTEM_PART,
+				platformId: 12,
+				moduleIndex: 0,
+				moduleVersion: 6000
+			}
 		}];
 
 		beforeEach(() => {