# MutantHub mutant #522: Relational operator mutation at psbt.cpp:703
# Repository: bitcoin/bitcoin @ 2f72123f613f3aa1484ed06344039be78dedcb33
# File: src/psbt.cpp:703-703
# Review: APPROVED; outcome: KILLED
--- a/src/psbt.cpp
+++ b/src/psbt.cpp
@@ -703,1 +703,1 @@
-    if (utxo.scriptPubKey.IsPayToTaproot() ? sighash != SIGHASH_DEFAULT :
+    if (utxo.scriptPubKey.IsPayToTaproot() ? sighash == SIGHASH_DEFAULT :