# MutantHub mutant #3976: Arithmetic operator mutation at validation.cpp:1281
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:1281-1281
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -1281,1 +1281,1 @@
-                 m_subpackage.m_total_vsize - static_cast<int>(m_subpackage.m_conflicting_size));
+                 m_subpackage.m_total_vsize + static_cast<int>(m_subpackage.m_conflicting_size));