diff --git a/superset-frontend/src/components/TimezoneSelector/TimezoneSelector.DaylightSavingTime.test.tsx b/superset-frontend/src/components/TimezoneSelector/TimezoneSelector.DaylightSavingTime.test.tsx
index 81dbc6fdcd7e1..f30eeb2d52219 100644
--- a/superset-frontend/src/components/TimezoneSelector/TimezoneSelector.DaylightSavingTime.test.tsx
+++ b/superset-frontend/src/components/TimezoneSelector/TimezoneSelector.DaylightSavingTime.test.tsx
@@ -18,7 +18,12 @@
  */
 
 import { FC } from 'react';
-import { render, waitFor, screen } from 'spec/helpers/testing-library';
+import {
+  render,
+  waitFor,
+  screen,
+  waitForElementToBeRemoved,
+} from 'spec/helpers/testing-library';
 import userEvent from '@testing-library/user-event';
 import type { TimezoneSelectorProps } from './index';
 
@@ -44,6 +49,7 @@ test('render timezones in correct order for daylight saving time', async () => {
     />,
   );
 
+  await waitForElementToBeRemoved(() => screen.queryByLabelText('Loading'));
   const searchInput = screen.getByRole('combobox');
   userEvent.click(searchInput);
 
diff --git a/superset-frontend/src/features/alerts/AlertReportModal.test.tsx b/superset-frontend/src/features/alerts/AlertReportModal.test.tsx
index dbd55841f4e2b..f9a2ad869540e 100644
--- a/superset-frontend/src/features/alerts/AlertReportModal.test.tsx
+++ b/superset-frontend/src/features/alerts/AlertReportModal.test.tsx
@@ -18,7 +18,13 @@
  */
 import userEvent from '@testing-library/user-event';
 import fetchMock from 'fetch-mock';
-import { render, screen, waitFor, within } from 'spec/helpers/testing-library';
+import {
+  render,
+  screen,
+  waitFor,
+  within,
+  waitForElementToBeRemoved,
+} from 'spec/helpers/testing-library';
 import { buildErrorTooltipMessage } from './buildErrorTooltipMessage';
 import AlertReportModal, { AlertReportModalProps } from './AlertReportModal';
 import { AlertObject, NotificationMethodOption } from './types';
@@ -519,6 +525,7 @@ test('renders default Schedule fields', async () => {
     useRedux: true,
   });
   userEvent.click(screen.getByTestId('schedule-panel'));
+  await waitForElementToBeRemoved(() => screen.queryByLabelText('Loading'));
   const scheduleType = screen.getByRole('combobox', {
     name: /schedule type/i,
   });