diff --git a/src/search.cpp b/src/search.cpp index 9bc3fcc1d..12169dede 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -989,7 +989,7 @@ Value Search::Worker::search( // Step 10. Internal iterative reductions // At sufficient depth, reduce depth for PV/Cut nodes without a TTMove. // (*Scaler) Making IIR more aggressive scales poorly. - if (!ss->followPV && !allNode && depth >= 6 && !ttData.move && priorReduction <= 3) + if (!ss->followPV && !allNode && depth >= 6 && !ttData.move) depth--; // Step 11. ProbCut