diff --git a/packages/backend/test/unit/ApDeliverManagerService.ts b/packages/backend/test/unit/ApDeliverManagerService.ts
index c92fc71ac7..2471f934bb 100644
--- a/packages/backend/test/unit/ApDeliverManagerService.ts
+++ b/packages/backend/test/unit/ApDeliverManagerService.ts
@@ -53,7 +53,7 @@ describe('ApDeliverManagerService', () => {
 		},
 	};
 
-	beforeEach(async () => {
+	beforeAll(async () => {
 		const module: TestingModule = await Test.createTestingModule({
 			providers: [
 				ApDeliverManagerService,
@@ -91,10 +91,6 @@ describe('ApDeliverManagerService', () => {
 		apLoggerService = module.get(ApLoggerService);
 	});
 
-	afterEach(() => {
-		jest.clearAllMocks();
-	});
-
 	describe('deliverToFollowers', () => {
 		it('should deliver activity to all followers', async () => {
 			const mockFollowings = [