X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;h=1303e1fb08f7c587ea02b192fca7d8ec32c7e90c;hp=03a8bfcd0885fc0d6d92e6079ffbf816ef789733;hb=4bef7aa5cd682617502cacfa4413c0d2c78401ca;hpb=4aa091cf4486b0f03d0026eee5a1b48c04dbad8e

diff --git a/src/search.cpp b/src/search.cpp
index 03a8bfcd..1303e1fb 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -766,7 +766,7 @@ namespace {
         assert(eval - beta >= 0);
 
         // Null move dynamic reduction based on depth and value
-        Depth R = ((823 + 67 * depth / ONE_PLY) / 256 + std::min((eval - beta) / PawnValueMg, 3)) * ONE_PLY;
+        Depth R = ((823 + 67 * depth / ONE_PLY) / 256 + std::min(int(eval - beta) / 200, 3)) * ONE_PLY;
 
         ss->currentMove = MOVE_NULL;
         ss->continuationHistory = &thisThread->continuationHistory[NO_PIECE][0];
@@ -815,7 +815,7 @@ namespace {
 
         while (  (move = mp.next_move()) != MOVE_NONE
                && probCutCount < 3)
-            if (pos.legal(move))
+            if (move != excludedMove && pos.legal(move))
             {
                 probCutCount++;