diff --git a/apps/files/src/actions/downloadAction.spec.ts b/apps/files/src/actions/downloadAction.spec.ts
index bc9c87c0718..cf3a3585a40 100644
--- a/apps/files/src/actions/downloadAction.spec.ts
+++ b/apps/files/src/actions/downloadAction.spec.ts
@@ -28,6 +28,12 @@ const view = {
 	name: 'Files',
 } as View
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Download action conditions tests', () => {
 	test('Default values', () => {
 		expect(action).toBeInstanceOf(FileAction)
diff --git a/apps/files/src/actions/editLocallyAction.spec.ts b/apps/files/src/actions/editLocallyAction.spec.ts
index e7102b8defb..9b5d21a7f3c 100644
--- a/apps/files/src/actions/editLocallyAction.spec.ts
+++ b/apps/files/src/actions/editLocallyAction.spec.ts
@@ -30,6 +30,12 @@ const view = {
 	name: 'Files',
 } as View
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Edit locally action conditions tests', () => {
 	test('Default values', () => {
 		expect(action).toBeInstanceOf(FileAction)
diff --git a/apps/files/src/actions/favoriteAction.spec.ts b/apps/files/src/actions/favoriteAction.spec.ts
index 13d24c57179..a6ab465b0dd 100644
--- a/apps/files/src/actions/favoriteAction.spec.ts
+++ b/apps/files/src/actions/favoriteAction.spec.ts
@@ -41,6 +41,12 @@ global.window.OC = {
 	TAG_FAVORITE: '_$!<Favorite>!$_',
 }
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Favorite action conditions tests', () => {
 	test('Default values', () => {
 		const file = new File({
diff --git a/apps/files_sharing/src/actions/acceptShareAction.spec.ts b/apps/files_sharing/src/actions/acceptShareAction.spec.ts
index b87cbef6a1c..0fae52c2103 100644
--- a/apps/files_sharing/src/actions/acceptShareAction.spec.ts
+++ b/apps/files_sharing/src/actions/acceptShareAction.spec.ts
@@ -36,6 +36,12 @@ const pendingShareView = {
 	name: 'Pending shares',
 } as View
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Accept share action conditions tests', () => {
 	test('Default values', () => {
 		const file = new File({
diff --git a/apps/files_sharing/src/actions/rejectShareAction.spec.ts b/apps/files_sharing/src/actions/rejectShareAction.spec.ts
index 292aec4c630..80c142052f9 100644
--- a/apps/files_sharing/src/actions/rejectShareAction.spec.ts
+++ b/apps/files_sharing/src/actions/rejectShareAction.spec.ts
@@ -36,6 +36,12 @@ const pendingShareView = {
 	name: 'Pending shares',
 } as View
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Reject share action conditions tests', () => {
 	test('Default values', () => {
 		const file = new File({
diff --git a/apps/files_sharing/src/actions/restoreShareAction.spec.ts b/apps/files_sharing/src/actions/restoreShareAction.spec.ts
index 44460a62495..f39694ac730 100644
--- a/apps/files_sharing/src/actions/restoreShareAction.spec.ts
+++ b/apps/files_sharing/src/actions/restoreShareAction.spec.ts
@@ -36,6 +36,12 @@ const deletedShareView = {
 	name: 'Deleted shares',
 } as View
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('Restore share action conditions tests', () => {
 	test('Default values', () => {
 		const file = new File({
diff --git a/apps/files_sharing/src/services/SharingService.spec.ts b/apps/files_sharing/src/services/SharingService.spec.ts
index db9cb81e348..79b91c9826f 100644
--- a/apps/files_sharing/src/services/SharingService.spec.ts
+++ b/apps/files_sharing/src/services/SharingService.spec.ts
@@ -33,6 +33,12 @@ global.window.OC = {
 	TAG_FAVORITE: '_$!<Favorite>!$_',
 }
 
+// Mock webroot variable
+beforeAll(() => {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	(window as any)._oc_webroot = ''
+})
+
 describe('SharingService methods definitions', () => {
 	beforeAll(() => {
 		jest.spyOn(axios, 'get').mockImplementation(async (): Promise<any> => {
diff --git a/core/js/tests/specs/l10nSpec.js b/core/js/tests/specs/l10nSpec.js
index af01526c569..c1d596badf6 100644
--- a/core/js/tests/specs/l10nSpec.js
+++ b/core/js/tests/specs/l10nSpec.js
@@ -13,10 +13,15 @@ describe('OC.L10N tests', function() {
 
 	beforeEach(function() {
 		window._oc_appswebroots[TEST_APP] = OC.getRootPath() + '/apps3/jsunittestapp';
+
+		window.OC = window.OC ?? {}
+		window.OC.appswebroots = window.OC.appswebroots || {}
+		window.OC.appswebroots[TEST_APP] = OC.getRootPath() + '/apps3/jsunittestapp'
 	});
 	afterEach(function() {
 		OC.L10N._unregister(TEST_APP);
 		delete window._oc_appswebroots[TEST_APP];
+		delete window.OC.appswebroots[TEST_APP];
 	});
 
 	describe('text translation', function() {
@@ -121,6 +126,7 @@ describe('OC.L10N tests', function() {
 			expect(callbackStub.notCalled).toEqual(true);
 			var req = fakeServer.requests[0];
 
+			console.warn('fff-', window.OC.appswebroots)
 			loading
 				.then(promiseStub)
 				.then(function() {