diff --git a/lib/DonorsList/DonorsContainer.test.js b/lib/DonorsList/DonorsContainer.test.js
index 9ada4541..9832c0a9 100644
--- a/lib/DonorsList/DonorsContainer.test.js
+++ b/lib/DonorsList/DonorsContainer.test.js
@@ -1,5 +1,5 @@
-import { render, screen } from '@testing-library/react';
 import { MemoryRouter } from 'react-router-dom';
+import { render, screen } from '@testing-library/react';
 
 import stripesFinalForm from '@folio/stripes/final-form';
 
@@ -16,7 +16,7 @@ jest.mock('./DonorsList', () => jest.fn(({ donorsMap }) => {
     return 'stripes-components.tableEmpty';
   }
 
-  return Object.values(donorsMap).map(donor => <div>{donor.name}</div>);
+  return Object.values(donorsMap).map(({ name }) => <div key={name}>{name}</div>);
 }));
 
 jest.mock('./hooks', () => ({
diff --git a/lib/DonorsList/DonorsList.test.js b/lib/DonorsList/DonorsList.test.js
index 9a2d28d8..c64b15ba 100644
--- a/lib/DonorsList/DonorsList.test.js
+++ b/lib/DonorsList/DonorsList.test.js
@@ -1,5 +1,5 @@
-import { render, screen } from '@testing-library/react';
 import { MemoryRouter } from 'react-router-dom';
+import { render, screen } from '@testing-library/react';
 
 import DonorsList from './DonorsList';
 
diff --git a/lib/DonorsList/hooks/useFetchDonors/useFetchDonors.test.js b/lib/DonorsList/hooks/useFetchDonors/useFetchDonors.test.js
index c3494842..7eef974f 100644
--- a/lib/DonorsList/hooks/useFetchDonors/useFetchDonors.test.js
+++ b/lib/DonorsList/hooks/useFetchDonors/useFetchDonors.test.js
@@ -1,5 +1,8 @@
+import {
+  QueryClient,
+  QueryClientProvider,
+} from 'react-query';
 import { renderHook } from '@testing-library/react-hooks';
-import { QueryClient, QueryClientProvider } from 'react-query';
 
 import { useOkapiKy } from '@folio/stripes/core';