# MutantHub mutant #3914: Relational operator mutation at validation.cpp:141
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:141-141
# Review: APPROVED; outcome: KILLED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -141,1 +141,1 @@
-            if (pindex->GetAncestor(m_chain.Height()) == m_chain.Tip()) {
+            if (pindex->GetAncestor(m_chain.Height()) != m_chain.Tip()) {