diff --git a/front/src/pages/companies/__stories__/Companies.sortBy.stories.tsx b/front/src/pages/companies/__stories__/Companies.sortBy.stories.tsx
index c42d9d304d..5b1560db20 100644
--- a/front/src/pages/companies/__stories__/Companies.sortBy.stories.tsx
+++ b/front/src/pages/companies/__stories__/Companies.sortBy.stories.tsx
@@ -27,9 +27,9 @@ const meta: Meta<PageDecoratorArgs> = {
 
 export default meta;
 
-const sortedCompanyNames = mockedCompaniesData
+const sortedCompanyNames = [...mockedCompaniesData]
   .map(({ name }) => name)
-  .toSorted();
+  .sort((a, b) => a.localeCompare(b));
 
 export const SortByName: Story = {
   play: async ({ canvasElement, step }) => {
diff --git a/front/src/pages/people/__stories__/People.sortBy.stories.tsx b/front/src/pages/people/__stories__/People.sortBy.stories.tsx
index acfae6c7bf..a50b5cea63 100644
--- a/front/src/pages/people/__stories__/People.sortBy.stories.tsx
+++ b/front/src/pages/people/__stories__/People.sortBy.stories.tsx
@@ -28,7 +28,7 @@ const meta: Meta<PageDecoratorArgs> = {
 export default meta;
 
 const peopleEmails = mockedPeopleData.map(({ email }) => email);
-const sortedPeopleEmails = peopleEmails.toSorted();
+const sortedPeopleEmails = [...peopleEmails].sort((a, b) => a.localeCompare(b));
 
 export const Email: Story = {
   play: async ({ canvasElement, step }) => {