diff --git a/packages/wallet-service/src/api/txProposalCreate.ts b/packages/wallet-service/src/api/txProposalCreate.ts
index 8b40abeb..79c4d376 100644
--- a/packages/wallet-service/src/api/txProposalCreate.ts
+++ b/packages/wallet-service/src/api/txProposalCreate.ts
@@ -118,7 +118,7 @@ export const create = middy(walletIdProxyHandler(async (walletId, event) => {
 
   // mark utxos with tx-proposal id
   const txProposalId = uuidv4();
-  markUtxosWithProposalId(mysql, txProposalId, inputUtxos);
+  await markUtxosWithProposalId(mysql, txProposalId, inputUtxos);
 
   await createTxProposal(mysql, txProposalId, walletId, now);