# MutantHub mutant #471: Logical operator mutation at psbt.cpp:446
# Repository: bitcoin/bitcoin @ 2f72123f613f3aa1484ed06344039be78dedcb33
# File: src/psbt.cpp:446-446
# Review: APPROVED; outcome: SURVIVED
--- a/src/psbt.cpp
+++ b/src/psbt.cpp
@@ -446,1 +446,1 @@
-    if (redeem_script.empty() && !input.redeem_script.empty()) redeem_script = input.redeem_script;
+    if (redeem_script.empty() || !input.redeem_script.empty()) redeem_script = input.redeem_script;