diff --git a/__tests__/components/BoxRegistrationModal.test.tsx b/__tests__/components/BoxRegistrationModal.test.tsx
index b6fe9dc..bfe0c14 100644
--- a/__tests__/components/BoxRegistrationModal.test.tsx
+++ b/__tests__/components/BoxRegistrationModal.test.tsx
@@ -16,13 +16,13 @@ test('Box registration has field for box id', () => {
 });
 
 test('Box registration has calendar for start date', () => {
-  expect(screen.getAllByText('1.')).toBeTruthy();
-  expect(screen.getAllByText('2.')).toBeTruthy();
-  expect(screen.getByText('9.')).toBeTruthy();
-  expect(screen.getByText('16.')).toBeTruthy();
-  expect(screen.getByText('21.')).toBeTruthy();
-  expect(screen.getByText('22.')).toBeTruthy();
-  expect(screen.getAllByText('28.')).toBeTruthy();
+  expect(screen.getAllByText('1')).toBeTruthy();
+  expect(screen.getAllByText('2')).toBeTruthy();
+  expect(screen.getByText('9')).toBeTruthy();
+  expect(screen.getByText('16')).toBeTruthy();
+  expect(screen.getByText('21')).toBeTruthy();
+  expect(screen.getByText('22')).toBeTruthy();
+  expect(screen.getAllByText('28')).toBeTruthy();
 });
 
 test('Box registration saves on button press', async () => {
diff --git a/__tests__/setup.ts b/__tests__/setup.ts
index 46eab11..98d59a8 100644
--- a/__tests__/setup.ts
+++ b/__tests__/setup.ts
@@ -45,6 +45,14 @@ beforeAll(() => {
     postNewIssuesForTitle: vi.fn(),
     deleteIssue: vi.fn()
   }));
+
+  const ResizeObserverMock = vi.fn(() => ({
+    observe: vi.fn(),
+    unobserve: vi.fn(),
+    disconnect: vi.fn(),
+  }));
+  vi.stubGlobal('ResizeObserver', ResizeObserverMock);
+  window.scrollTo = vi.fn();
 });
 
 afterEach(() => {