diff --git a/test/services/school/services/permissions.test.js b/test/services/school/services/permissions.test.js
index 135222a94c4..1709d3bc138 100644
--- a/test/services/school/services/permissions.test.js
+++ b/test/services/school/services/permissions.test.js
@@ -3,12 +3,11 @@ const { Configuration } = require('@hpi-schul-cloud/commons');
 const appPromise = require('../../../../src/app');
 const { setupNestServices, closeNestServices } = require('../../../utils/setup.nest.services');
 const schoolServices = require('../../../../src/services/school/index');
-const testObjects = require('../../helpers/testObjects');
+const testObjects = require('../../helpers/testObjects')(appPromise());
 
 describe('permissons service', () => {
 	let app;
 	let server;
-	let testHelper;
 	let testSchool;
 	let testUser;
 	let testParams;
@@ -17,36 +16,48 @@ describe('permissons service', () => {
 	before(async () => {
 		app = await appPromise();
 		nestServices = await setupNestServices(app);
-		testHelper = testObjects(appPromise());
 		server = await app.listen(0);
-		testSchool = await testHelper.createTestSchool();
-		testUser = await testHelper.createTestUser({ schoolId: testSchool._id, roles: ['administrator'] });
-		testParams = await testHelper.generateRequestParamsFromUser(testUser);
-		testParams.query = {};
-	});
-
-	beforeEach(() => {
-		delete app.services['school/student/studentlernstorevisibility'];
-		delete app.services['school/teacher/studentvisibility'];
 	});
-
 	after(async () => {
-		await testHelper.cleanup();
-		await server.close();
 		await closeNestServices(nestServices);
+		await server.close();
+	});
+
+	beforeEach(async () => {
+		testSchool = await testObjects.createTestSchool();
+		testUser = await testObjects.createTestUser({ schoolId: testSchool._id, roles: ['administrator'] });
+		testParams = await testObjects.generateRequestParamsFromUser(testUser);
+		testParams.query = {};
+
+		app.unuse('schools');
+		app.unuse('schools/api');
+		app.unuse('/schools/:schoolId/maintenance');
+		app.unuse('schoolsList');
+		app.unuse('schoolsList/api');
+		app.unuse('schoolGroup');
+		app.unuse('gradeLevels');
+		app.unuse('/school/teacher/studentvisibility');
+		app.unuse('/school/student/studentlernstorevisibility');
+	});
+	afterEach(async () => {
+		await testObjects.cleanup();
 	});
 
 	describe('for STUDENT_LIST permission', () => {
 		it('is not registered if TEACHER_STUDENT_VISIBILITY__IS_CONFIGURABLE is false', async () => {
 			Configuration.set('TEACHER_STUDENT_VISIBILITY__IS_CONFIGURABLE', 'false');
 			app.configure(schoolServices);
-
-			const service = app.service('/school/teacher/studentvisibility');
-			expect(service).to.be.undefined;
+			try {
+				const service = app.service('/school/teacher/studentvisibility');
+				throw new Error('service should not be registered');
+			} catch (error) {
+				expect(error.message).to.equal(`Can not find service 'school/teacher/studentvisibility'`);
+			}
 		});
 
 		it('changes the STUDENT_LIST permission if TEACHER_STUDENT_VISIBILITY__IS_CONFIGURABLE is true', async () => {
 			Configuration.set('TEACHER_STUDENT_VISIBILITY__IS_CONFIGURABLE', 'true');
+
 			app.configure(schoolServices);
 
 			const service = app.service('/school/teacher/studentvisibility');
@@ -67,8 +78,12 @@ describe('permissons service', () => {
 			Configuration.set('FEATURE_ADMIN_TOGGLE_STUDENT_LERNSTORE_VIEW_ENABLED', 'false');
 			app.configure(schoolServices);
 
-			const service = app.service('/school/student/studentlernstorevisibility');
-			expect(service).to.be.undefined;
+			try {
+				const service = app.service('/school/student/studentlernstorevisibility');
+				throw new Error('service should not be registered');
+			} catch (error) {
+				expect(error.message).to.equal(`Can not find service 'school/student/studentlernstorevisibility'`);
+			}
 		});
 
 		it('changes the LERNSTORE_VIEW permission if FEATURE_ADMIN_TOGGLE_STUDENT_LERNSTORE_VIEW_ENABLED is true', async () => {