# MutantHub mutant #2914: STARTED tally counts only nPeriod-1 blocks, dropping the first block of the period
# Repository: bitcoin/bitcoin @ b8215855437288cac95c7fd5d41104c73c0f3495
# File: src/versionbits.cpp:87-87
# Review: APPROVED; outcome: SURVIVED
diff --git a/src/versionbits.cpp b/src/versionbits.cpp
index e282d21..cfde281 100644
--- a/src/versionbits.cpp
+++ b/src/versionbits.cpp
@@ -84,7 +84,7 @@ ThresholdState AbstractThresholdConditionChecker::GetStateFor(const CBlockIndex*
                 // We need to count
                 const CBlockIndex* pindexCount = pindexPrev;
                 int count = 0;
-                for (int i = 0; i < nPeriod; i++) {
+                for (int i = 1; i < nPeriod; i++) {
                     if (Condition(pindexCount)) {
                         count++;
                     }