# MutantHub mutant #545: Logical operator mutation at psbt.cpp:784
# Repository: bitcoin/bitcoin @ 2f72123f613f3aa1484ed06344039be78dedcb33
# File: src/psbt.cpp:784-784
# Review: APPROVED; outcome: KILLED
--- a/src/psbt.cpp
+++ b/src/psbt.cpp
@@ -784,1 +784,1 @@
-        if (input.sighash_type != std::nullopt && (*input.sighash_type & 0x80) == SIGHASH_ANYONECANPAY) {
+        if (input.sighash_type != std::nullopt || (*input.sighash_type & 0x80) == SIGHASH_ANYONECANPAY) {