From 93fd5b9cde40daa8015c3c9733637bed22969bf6 Mon Sep 17 00:00:00 2001
From: Gary Malouf <982483+gmalouf@users.noreply.github.com>
Date: Wed, 24 Sep 2025 14:23:41 -0400
Subject: [PATCH] Make sure reject version param gets serialized to message
 pack format.

---
 src/transaction.ts     | 1 +
 tests/5.Transaction.ts | 7 +++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/transaction.ts b/src/transaction.ts
index a9c606396..05b40fb64 100644
--- a/src/transaction.ts
+++ b/src/transaction.ts
@@ -588,6 +588,7 @@ export class Transaction implements encoding.Encodable {
         ),
       },
       { key: 'apep', valueSchema: new OptionalSchema(new Uint64Schema()) },
+      { key: 'aprv', valueSchema: new OptionalSchema(new Uint64Schema()) },
       // StateProof
       { key: 'sptype', valueSchema: new OptionalSchema(new Uint64Schema()) },
       { key: 'sp', valueSchema: new OptionalSchema(StateProof.encodingSchema) },
diff --git a/tests/5.Transaction.ts b/tests/5.Transaction.ts
index a85aa46f5..f26c74603 100644
--- a/tests/5.Transaction.ts
+++ b/tests/5.Transaction.ts
@@ -2643,8 +2643,11 @@ describe('Application Resources References', () => {
       const encodingData = txnWithRejectVersion.toEncodingData();
       assert.strictEqual(encodingData.get('aprv'), 5);
 
-      // Note: Serialization/deserialization test temporarily removed due to msgpack decoding issue
-      // The core functionality works correctly as verified by other tests
+      // Test serialization/deserialization
+      const encodedTxn =
+        algosdk.encodeUnsignedTransaction(txnWithRejectVersion);
+      const decodedTxn = algosdk.decodeUnsignedTransaction(encodedTxn);
+      assert.strictEqual(decodedTxn.applicationCall?.rejectVersion, 5);
 
       // Test with default rejectVersion (should be 0)
       const txnDefaultRejectVersion = algosdk.makeApplicationCallTxnFromObject({