# MutantHub mutant #187: Relational operator mutation at merkle.cpp:139
# Repository: bitcoin/bitcoin @ ca45461ddb2421b4267dad0b7d7bcec88c07eba4
# File: src/consensus/merkle.cpp:139-139
# Review: APPROVED; outcome: KILLED
--- a/src/consensus/merkle.cpp
+++ b/src/consensus/merkle.cpp
@@ -139,1 +139,1 @@
-    bool matchh = matchlevel == level;
+    bool matchh = matchlevel != level;