diff --git a/test/functional/wallet_txn_clone.py b/test/functional/wallet_txn_clone.py
index d78c105c1..1c2e0a9cb 100755
--- a/test/functional/wallet_txn_clone.py
+++ b/test/functional/wallet_txn_clone.py
@@ -65,7 +65,7 @@ class TxnMallTest(BitcoinTestFramework):
 
         # Construct a clone of tx1, to be malleated
         rawtx1 = self.nodes[0].getrawtransaction(txid1, 1)
-        clone_inputs = [{"txid": rawtx1["vin"][0]["txid"], "vout": rawtx1["vin"][0]["vout"]}]
+        clone_inputs = [{"txid": rawtx1["vin"][0]["txid"], "vout": rawtx1["vin"][0]["vout"], "sequence": rawtx1["vin"][0]["sequence"]}]
         clone_outputs = {rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][0]["value"],
                          rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][1]["value"]}
         clone_locktime = rawtx1["locktime"]