From 7a64d9558d87ac8d2b8d65cd57f470fd9f4c3753 Mon Sep 17 00:00:00 2001
From: DanGould <d@ngould.dev>
Date: Wed, 15 Jan 2025 13:39:58 -0500
Subject: [PATCH] Allow proposedPsbtInput UTXOs

BIP 78 was updated to permit this behavior in order to be in compliance
with BIP 174 (PSBT).

See: https://github.com/bitcoin/bips/pull/1396
---
 ts_src/client.ts | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/ts_src/client.ts b/ts_src/client.ts
index e4b8cb5..76eddb6 100644
--- a/ts_src/client.ts
+++ b/ts_src/client.ts
@@ -157,11 +157,6 @@ export class PayjoinClient {
           // Verify the PSBT input is not finalized
           if (isFinalized(proposedPSBTInput))
             throw new Error('The receiver finalized one of our inputs');
-          // Verify that <code>non_witness_utxo</code> and <code>witness_utxo</code> are not specified.
-          if (proposedPSBTInput.nonWitnessUtxo || proposedPSBTInput.witnessUtxo)
-            throw new Error(
-              'The receiver added non_witness_utxo or witness_utxo to one of our inputs',
-            );
           if (proposedTxIn.sequence != null) {
             sequences.add(proposedTxIn.sequence);
           }