# MutantHub mutant #459: Logical operator mutation at psbt.cpp:430
# Repository: bitcoin/bitcoin @ 2f72123f613f3aa1484ed06344039be78dedcb33
# File: src/psbt.cpp:430-430
# Review: APPROVED; outcome: SURVIVED
--- a/src/psbt.cpp
+++ b/src/psbt.cpp
@@ -430,1 +430,1 @@
-    if (witness_utxo.IsNull() && !input.witness_utxo.IsNull()) {
+    if (witness_utxo.IsNull() || !input.witness_utxo.IsNull()) {