diff --git a/test/all-accounts.e2e-spec.ts b/test/all-accounts.e2e-spec.ts
index a238662..c94be41 100644
--- a/test/all-accounts.e2e-spec.ts
+++ b/test/all-accounts.e2e-spec.ts
@@ -9,6 +9,7 @@ import { AppModule } from '../src/app.module';
 import { TbankTokenService } from '../src/integrations/tbank/tbank-token.service';
 import { TbankClient } from '../src/integrations/tbank/tbank.client';
 import { configureApp } from '../src/main';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 describe('All accounts HTTP boundary', () => {
@@ -31,6 +32,8 @@ describe('All accounts HTTP boundary', () => {
     const module = await Test.createTestingModule({ imports: [AppModule] })
       .overrideProvider(TbankClient)
       .useValue(upstream)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/app.e2e-spec.ts b/test/app.e2e-spec.ts
index 0193285..9083f05 100644
--- a/test/app.e2e-spec.ts
+++ b/test/app.e2e-spec.ts
@@ -10,6 +10,7 @@ import { AppModule } from '../src/app.module';
 import { loggingOptions } from '../src/common/logging/logging.module';
 import { configureApp } from '../src/main';
 import { AuthService } from '../src/modules/auth/application/auth.service';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 type Authentication = { accessToken: string; user: { email: string } };
@@ -33,7 +34,10 @@ describe('Authentication (e2e)', () => {
         },
         assignResponse: true,
       }),
-    }).compile();
+    })
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
+      .compile();
 
     app = moduleFixture.createNestApplication();
     configureApp(app);
diff --git a/test/bank-cards.e2e-spec.ts b/test/bank-cards.e2e-spec.ts
index 97effb8..11d74e6 100644
--- a/test/bank-cards.e2e-spec.ts
+++ b/test/bank-cards.e2e-spec.ts
@@ -16,6 +16,7 @@ import {
   BankSummaryDto,
   ExpenseCategoryDto,
 } from '../src/modules/banking/bank-cards/presentation/bank-card.dto';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 jest.setTimeout(60000);
@@ -77,7 +78,10 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
   const start = async () => {
     const module = await Test.createTestingModule({
       imports: [AppModule],
-    }).compile();
+    })
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
+      .compile();
     app = module.createNestApplication();
     configureApp(app);
     await app.listen(0, '127.0.0.1');
@@ -369,6 +373,8 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
     expect((await getCard(own.id)).balance.value).toBe('1000');
   });
   it('renames default category without role loss; duplicates and stale rename conflict', async () => {
+    // Defaults are seeded by the first write of the user; this case must not depend on earlier cases.
+    await createCard();
     const category = (await categories()).find((c) => c.isDefault);
     assert.ok(category);
     await auth('patch', '/categories/' + category.id)
@@ -725,11 +731,19 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
     expect(await getCard(card.id)).toEqual(before);
     expect((await getOp(refund.id)).originalExpenseId).toBe(purchase.id);
     await auth('post', '/operations').send(deletedBody).expect(410);
+    // The rename is this case's own prerequisite, not an effect of an earlier case.
+    const defaultCategory = (await categories()).find((c) => c.isDefault);
+    assert.ok(defaultCategory);
+    await auth('patch', '/categories/' + defaultCategory.id)
+      .send({ version: defaultCategory.version, name: 'Остальное' })
+      .expect(200);
     expect((await categories()).find((c) => c.isDefault)?.name).toBe(
       'Остальное',
     );
   });
   it('enforces actual FK and unique constraints', async () => {
+    // Seeds the owner's default categories so the unique-name check has a real row to collide with.
+    await createCard();
     await expect(
       db.expenseCategory.create({
         data: {
diff --git a/test/bonds.e2e-spec.ts b/test/bonds.e2e-spec.ts
index 8e53c35..0b464d8 100644
--- a/test/bonds.e2e-spec.ts
+++ b/test/bonds.e2e-spec.ts
@@ -15,6 +15,7 @@ import { configureApp } from '../src/main';
 import { BondCatalogService } from '../src/modules/investments/instruments/bonds/application/bond-catalog.service';
 import { BondIncomeService } from '../src/modules/investments/instruments/bonds/application/bond-income.service';
 import { BondMarketService } from '../src/modules/investments/instruments/bonds/application/bond-market.service';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 
 const uid = 'e6123145-9665-43e0-8413-cd61b8aa9b13';
 describe('Bond HTTP contract', () => {
@@ -38,6 +39,8 @@ describe('Bond HTTP contract', () => {
       .useValue(bonds)
       .overrideProvider(BondIncomeService)
       .useValue(bonds)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/stocks.e2e-spec.ts b/test/stocks.e2e-spec.ts
index 4e05cf5..abf3fe7 100644
--- a/test/stocks.e2e-spec.ts
+++ b/test/stocks.e2e-spec.ts
@@ -16,6 +16,7 @@ import { StockCatalogService } from '../src/modules/investments/instruments/stoc
 import { StockIncomeService } from '../src/modules/investments/instruments/stocks/application/stock-income.service';
 import { StockMarketService } from '../src/modules/investments/instruments/stocks/application/stock-market.service';
 import { StockScreenerService } from '../src/modules/investments/instruments/stocks/application/stock-screener.service';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 
 const uid = 'e6123145-9665-43e0-8413-cd61b8aa9b13';
 describe('Stock HTTP contract', () => {
@@ -41,6 +42,8 @@ describe('Stock HTTP contract', () => {
       .useValue(stocks)
       .overrideProvider(StockScreenerService)
       .useValue(screener)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/tbank-connection.e2e-spec.ts b/test/tbank-connection.e2e-spec.ts
index f85298d..b06d5bc 100644
--- a/test/tbank-connection.e2e-spec.ts
+++ b/test/tbank-connection.e2e-spec.ts
@@ -10,6 +10,7 @@ import { TbankAccessService } from '../src/integrations/tbank/tbank-access.servi
 import { TbankTokenService } from '../src/integrations/tbank/tbank-token.service';
 import { TbankClient } from '../src/integrations/tbank/tbank.client';
 import { configureApp } from '../src/main';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 describe('Persistent T-Bank connection boundary (SQLite/HTTP)', () => {
@@ -31,6 +32,8 @@ describe('Persistent T-Bank connection boundary (SQLite/HTTP)', () => {
     const module = await Test.createTestingModule({ imports: [AppModule] })
       .overrideProvider(TbankClient)
       .useValue(upstream)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/tbank-income-local.e2e-spec.ts b/test/tbank-income-local.e2e-spec.ts
index 2e16feb..7abdab1 100644
--- a/test/tbank-income-local.e2e-spec.ts
+++ b/test/tbank-income-local.e2e-spec.ts
@@ -15,6 +15,7 @@ import {
 } from '../src/modules/investments/income/income-analytics.dto';
 import { moscowDate } from '../src/modules/investments/investment-calendar';
 import { BrokerageOperationsRepository } from '../src/modules/investments/operations/infrastructure/brokerage-operations.repository';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 // Financial proof uses real persisted rows/coverage and the configured HTTP boundary.
@@ -59,6 +60,8 @@ describe('local income completeness and exact money (SQLite)', () => {
     const module = await Test.createTestingModule({ imports: [AppModule] })
       .overrideProvider(TbankClient)
       .useValue(upstream)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/tbank-ledger-local.e2e-spec.ts b/test/tbank-ledger-local.e2e-spec.ts
index 58725dc..04813bd 100644
--- a/test/tbank-ledger-local.e2e-spec.ts
+++ b/test/tbank-ledger-local.e2e-spec.ts
@@ -15,6 +15,7 @@ import { TbankClient } from '../src/integrations/tbank/tbank.client';
 import { configureApp } from '../src/main';
 import { BrokerageOperationsRepository } from '../src/modules/investments/operations/infrastructure/brokerage-operations.repository';
 import { BrokerageOperationsResourceDto } from '../src/modules/investments/operations/presentation/brokerage-operation.dto';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 const uid = '11111111-1111-4111-8111-111111111111';
@@ -45,6 +46,8 @@ describe('persistent ledger HTTP and cursor (SQLite)', () => {
     const module = await Test.createTestingModule({ imports: [AppModule] })
       .overrideProvider(TbankClient)
       .useValue(upstream)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/tbank-local-reads.e2e-spec.ts b/test/tbank-local-reads.e2e-spec.ts
index a90401a..81f3b94 100644
--- a/test/tbank-local-reads.e2e-spec.ts
+++ b/test/tbank-local-reads.e2e-spec.ts
@@ -17,6 +17,7 @@ import { configureApp } from '../src/main';
 import { BrokerageAccountsResourceDto } from '../src/modules/investments/brokerage-accounts/brokerage-account.dto';
 import { PortfolioService } from '../src/modules/investments/portfolio/application/portfolio.service';
 import { PortfolioResourceDto } from '../src/modules/investments/portfolio/presentation/portfolio.dto';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 function deferred<T>() {
@@ -101,6 +102,8 @@ describe('local accounts and portfolio HTTP (SQLite)', () => {
     const module = await Test.createTestingModule({ imports: [AppModule] })
       .overrideProvider(TbankClient)
       .useValue(upstream)
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     configureApp(app);
diff --git a/test/tbank-read-baseline.e2e-spec.ts b/test/tbank-read-baseline.e2e-spec.ts
index 24f76ed..66df523 100644
--- a/test/tbank-read-baseline.e2e-spec.ts
+++ b/test/tbank-read-baseline.e2e-spec.ts
@@ -21,6 +21,7 @@ import {
   TbankOperationsByCursorRequest,
 } from '../src/integrations/tbank/tbank.client';
 import { configureApp } from '../src/main';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 const evidenceDirectory = mkdtempSync(join(tmpdir(), 'wealthledger-read-evidence-'));
@@ -215,6 +216,8 @@ describe('T-Bank persisted read budget', () => {
       })
       .overrideProvider(NcrRatingsClient)
       .useValue({ rating: () => counted('ncrRating', null) })
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
       .compile();
     app = module.createNestApplication();
     app.use((_req: Request, res: Response, next: NextFunction) => {