1 files changed, 2 insertions, 2 deletions
diff --git a/packages/taler-wallet-core/src/operations/tip.ts b/packages/taler-wallet-core/src/operations/tip.ts
index f98d69e26..f9d20fa03 100644
--- a/packages/taler-wallet-core/src/operations/tip.ts
+++ b/packages/taler-wallet-core/src/operations/tip.ts
@@ -127,13 +127,13 @@ export async function prepareTip(
     const newTipRecord: TipRecord = {
       walletTipId: walletTipId,
       acceptedTimestamp: undefined,
-      tipAmountRaw: amount,
+      tipAmountRaw: Amounts.stringify(amount),
       tipExpiration: tipPickupStatus.expiration,
       exchangeBaseUrl: tipPickupStatus.exchange_url,
       merchantBaseUrl: res.merchantBaseUrl,
       createdTimestamp: TalerProtocolTimestamp.now(),
       merchantTipId: res.merchantTipId,
-      tipAmountEffective: selectedDenoms.totalCoinValue,
+      tipAmountEffective: Amounts.stringify(selectedDenoms.totalCoinValue),
       denomsSel: selectedDenoms,
       pickedUpTimestamp: undefined,
       secretSeed,