X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;fp=src%2Fsearch.cpp;h=d3f38aae10954ec1eadefdbbc59cb6548e21b837;hp=b54ff19648d7adce0fd1b4f04f7c11afada68bbd;hb=3f4191392c18f08011294aab880c31b15fc6f61c;hpb=37698b0396e26a0f1364912dd1feae5dae5892ef

diff --git a/src/search.cpp b/src/search.cpp
index b54ff196..d3f38aae 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1084,7 +1084,8 @@ moves_loop: // When in check, search starts from here
           && (  !captureOrPromotion
               || moveCountPruning
               || ss->staticEval + PieceValue[EG][pos.captured_piece()] <= alpha
-              || cutNode))
+              || cutNode
+              || thisThread->ttHitAverage < 384 * ttHitAverageResolution * ttHitAverageWindow / 1024))
       {
           Depth r = reduction(improving, depth, moveCount);