diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb44dfe42..d52aa9794 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fixed the cash balance update related to activities in a custom currency
 - Fixed the missing mapping for Czech Republic in the country weightings of the _Financial Modeling Prep_ service
 - Fixed the missing mapping for Macau in the data enhancer for asset profile data via _Yahoo Finance_
+- Fixed the outdated exchange rates of currency pairs which are calculated indirectly via the base currency
 
 ## 3.50.0 - 2026-08-13
 
diff --git a/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts b/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
index 3b48ce292..375a40173 100644
--- a/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
+++ b/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
@@ -261,8 +261,6 @@ export class ExchangeRateDataService {
         const factor2 = this.exchangeRates[`${DEFAULT_CURRENCY}${aToCurrency}`];
 
         factor = factor1 * factor2;
-
-        this.exchangeRates[`${aFromCurrency}${aToCurrency}`] = factor;
       }
     }