diff --git a/apps/api/src/app/portfolio/calculator/roai/portfolio-calculator-msft-buy-with-dividend.spec.ts b/apps/api/src/app/portfolio/calculator/roai/portfolio-calculator-msft-buy-with-dividend.spec.ts
index e08fa1f4b..e2f1deec2 100644
--- a/apps/api/src/app/portfolio/calculator/roai/portfolio-calculator-msft-buy-with-dividend.spec.ts
+++ b/apps/api/src/app/portfolio/calculator/roai/portfolio-calculator-msft-buy-with-dividend.spec.ts
@@ -287,7 +287,6 @@ describe('PortfolioCalculator', () => {
             dividend: new Big('2.66'),
             dividendInBaseCurrency: new Big('2.66'),
             fee: new Big('19'),
-            firstBuyDate: '2021-09-16',
             quantity: new Big('1'),
             symbol: 'MSFT',
             tags: [],