diff --git a/CHANGELOG.md b/CHANGELOG.md
index f976fd810..2ac8ba0d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@
 * `<Selection>` should only move focus back to its control/trigger if focus within the list. Refs STCOM-1238.
 * Relax prop-type for `ConfirmationModal.heading`.
 
+* Exclude invalid additional currencies. Refs STCOM-1274.
+
 ## [12.1.0](https://github.com/folio-org/stripes-components/tree/v12.1.0) (2024-03-12)
 [Full Changelog](https://github.com/folio-org/stripes-components/compare/v12.0.0...v12.1.0)
 
diff --git a/lib/CurrencySelect/tests/CurrencySelect-test.js b/lib/CurrencySelect/tests/CurrencySelect-test.js
index 42aed147c..203d776c2 100644
--- a/lib/CurrencySelect/tests/CurrencySelect-test.js
+++ b/lib/CurrencySelect/tests/CurrencySelect-test.js
@@ -32,7 +32,7 @@ describe('CurrencySelect', () => {
   });
 
   describe('utility functions', () => {
-    const CURRENCY_COUNT = 161;
+    const CURRENCY_COUNT = 159;
     it('expects currency maps to contain the same element counts', () => {
       expect(Object.keys(currenciesByCode).length).to.equal(CURRENCY_COUNT);
       expect(Object.keys(currenciesByName).length).to.equal(CURRENCY_COUNT);
diff --git a/util/currencies.js b/util/currencies.js
index f14811965..59475015e 100644
--- a/util/currencies.js
+++ b/util/currencies.js
@@ -20,6 +20,8 @@ const hiddenCurrencies = [
   'USN', // US Dollar (Next Day)
   'CHE', // WIR Euro
   'CHW', // WIR Franc
+  'UYI', // Uruguay Peso en Unidades Indexadas
+  'UYW', // Uruguayan Unidad Previsional
 ];
 
 export const filteredCurrencies = currencies.filter(c => hiddenCurrencies.indexOf(c.code) === -1);