diff --git a/src/search.cpp b/src/search.cpp index c32171ca..c3f96e13 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -1236,8 +1236,7 @@ namespace { } } // Null move search not allowed, try razoring - else if ( !isCheck - && !value_is_mate(beta) + else if ( !value_is_mate(beta) && ( (approximateEval < beta - RazorMargin && depth < RazorDepth) ||(approximateEval < beta - PawnValueMidgame && depth <= OnePly))) {