diff --git a/app/components/friendly_date/friendly_date.test.tsx b/app/components/friendly_date/friendly_date.test.tsx
index aa13fd73c..5a5c41bc9 100644
--- a/app/components/friendly_date/friendly_date.test.tsx
+++ b/app/components/friendly_date/friendly_date.test.tsx
@@ -45,8 +45,8 @@ describe('Friendly Date', () => {
         expect(daysAgoText.getByText('10 days ago')).toBeTruthy();
 
         // Difference is less than 30 days
-        const daysEdgeCase = new Date('2020/02/28');
-        const daysEdgeCaseTodayDate = new Date('2020/03/28');
+        const daysEdgeCase = new Date(2020, 3, 28);
+        const daysEdgeCaseTodayDate = new Date(2020, 4, 28);
         const daysEdgeCaseText = renderWithIntl(
             <FriendlyDate
                 sourceDate={daysEdgeCaseTodayDate}
@@ -55,8 +55,8 @@ describe('Friendly Date', () => {
         );
         expect(daysEdgeCaseText.getByText('1 month ago')).toBeTruthy();
 
-        const daysAgoMax = new Date('2020/03/06');
-        const daysAgoMaxTodayDate = new Date('2020/04/05');
+        const daysAgoMax = new Date(2020, 4, 6);
+        const daysAgoMaxTodayDate = new Date(2020, 5, 5);
         const daysAgoMaxText = renderWithIntl(
             <FriendlyDate
                 sourceDate={daysAgoMaxTodayDate}