1 files changed, 6 insertions, 1 deletions
diff --git a/packages/taler-wallet-core/src/wallet-api-types.ts b/packages/taler-wallet-core/src/wallet-api-types.ts
index 26e86f43f..375e0a1b2 100644
--- a/packages/taler-wallet-core/src/wallet-api-types.ts
+++ b/packages/taler-wallet-core/src/wallet-api-types.ts
@@ -254,6 +254,11 @@ export type GetVersionOp = {
  */
 export type WalletConfigParameter = RecursivePartial<WalletConfig>;
 
+export interface BuiltinExchange {
+  exchangeBaseUrl: string;
+  currencyHint?: string;
+}
+
 export interface WalletConfig {
   /**
    * Initialization values useful for a complete startup.
@@ -261,7 +266,7 @@ export interface WalletConfig {
    * These are values may be overridden by different wallets
    */
   builtin: {
-    exchanges: string[];
+    exchanges: BuiltinExchange[];
   };
 
   /**