# MutantHub mutant #570: Arithmetic operator mutation at descriptor.cpp:262
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:262-262
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -262,1 +262,1 @@
-        return HexStr(m_origin.fingerprint) + FormatHDKeypath(m_origin.path, use_apostrophe);
+        return HexStr(m_origin.fingerprint) - FormatHDKeypath(m_origin.path, use_apostrophe);