# MutantHub mutant #4165: Relational operator mutation at validation.cpp:4713
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:4713-4713
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4713,1 +4713,1 @@
-    if (nCheckDepth <= 0 || nCheckDepth > chainstate.m_chain.Height()) {
+    if (nCheckDepth < 0 || nCheckDepth > chainstate.m_chain.Height()) {