diff --git a/src/search.cpp b/src/search.cpp index 0087cdc0..55bf52b2 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -863,7 +863,7 @@ split_point_start: // At split points actual search starts from here ext = ONE_PLY; else if (givesCheck && pos.see_sign(move) >= 0) - ext = PvNode ? ONE_PLY : ONE_PLY / 2; + ext = ONE_PLY / 2; // Singular extension search. If all moves but one fail low on a search of // (alpha-s, beta-s), and just one fails high on (alpha, beta), then that move