1 files changed, 2 insertions, 1 deletions
diff --git a/packages/merchant-backoffice-ui/src/schemas/index.ts b/packages/merchant-backoffice-ui/src/schemas/index.ts
index 4be77595b..c97d41204 100644
--- a/packages/merchant-backoffice-ui/src/schemas/index.ts
+++ b/packages/merchant-backoffice-ui/src/schemas/index.ts
@@ -22,6 +22,7 @@
 import { isAfter, isFuture } from "date-fns";
 import * as yup from "yup";
 import { AMOUNT_REGEX, PAYTO_REGEX } from "../utils/constants.js";
+import { Amounts } from "@gnu-taler/taler-util";
 
 yup.setLocale({
   mixed: {
@@ -38,7 +39,7 @@ function listOfPayToUrisAreValid(values?: (string | undefined)[]): boolean {
 }
 
 function currencyWithAmountIsValid(value?: string): boolean {
-  return !!value && AMOUNT_REGEX.test(value);
+  return !!value && Amounts.parse(value) !== undefined;
 }
 function currencyGreaterThan0(value?: string) {
   if (value) {