1 files changed, 2 insertions, 1 deletions
diff --git a/packages/taler-wallet-core/src/operations/transactions.ts b/packages/taler-wallet-core/src/operations/transactions.ts
index 3ace5bf71..6a71b5c1e 100644
--- a/packages/taler-wallet-core/src/operations/transactions.ts
+++ b/packages/taler-wallet-core/src/operations/transactions.ts
@@ -34,6 +34,7 @@ import {
   TalerProtocolTimestamp,
   Transaction,
   TransactionByIdRequest,
+  TransactionIdStr,
   TransactionsRequest,
   TransactionsResponse,
   TransactionState,
@@ -1428,7 +1429,7 @@ export type ParsedTransactionIdentifier =
 
 export function constructTransactionIdentifier(
   pTxId: ParsedTransactionIdentifier,
-): string {
+): TransactionIdStr {
   switch (pTxId.tag) {
     case TransactionType.Deposit:
       return `txn:${pTxId.tag}:${pTxId.depositGroupId}`;