X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsearch.cpp;h=5196e86277880817d623b6c94645874d0ebe744e;hb=3abff79df3c50435556d53c1b39ec3e5935b642e;hp=19e6c14b78e33ff34df72386999b92da27ff7a54;hpb=62c707e1d5a33c0c431d9938997b63e9cdbd4aeb;p=stockfish

diff --git a/src/search.cpp b/src/search.cpp
index 19e6c14b..5196e862 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -657,7 +657,7 @@ namespace {
             int prevDelta1 = bestValues[iteration - 1] - bestValues[iteration - 2];
             int prevDelta2 = bestValues[iteration - 2] - bestValues[iteration - 3];
 
-            aspirationDelta = Max(abs(prevDelta1) + abs(prevDelta2) / 2, 16);
+            aspirationDelta = Min(Max(abs(prevDelta1) + abs(prevDelta2) / 2, 16), 64);
             aspirationDelta = (aspirationDelta + 7) / 8 * 8; // Round to match grainSize
 
             alpha = Max(bestValues[iteration - 1] - aspirationDelta, -VALUE_INFINITE);