# MutantHub mutant #486: Logical operator mutation at psbt.cpp:474
# Repository: bitcoin/bitcoin @ 2f72123f613f3aa1484ed06344039be78dedcb33
# File: src/psbt.cpp:474-474
# Review: APPROVED; outcome: SURVIVED
--- a/src/psbt.cpp
+++ b/src/psbt.cpp
@@ -474,1 +474,1 @@
-           || !m_musig2_partial_sigs.empty();
+           && !m_musig2_partial_sigs.empty();