# MutantHub mutant #4267: Logical operator mutation at validation.cpp:5134
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:5134-5134
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -5134,1 +5134,1 @@
-                    } else if (hash != params.GetConsensus().hashGenesisBlock && pindex->nHeight % 1000 == 0) {
+                    } else if (hash != params.GetConsensus().hashGenesisBlock || pindex->nHeight % 1000 == 0) {