X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Ftypes.h;h=43f2d4e756521ecdf15b439747865277aa2aa9f5;hb=7caa6cd3383cf90189a1947c9bdf9c6fea1172a6;hp=d725c1367bf66504b41d79ec014688668502d96f;hpb=4840643fedbfc33d118cdc13c8435b062e3da99b;p=stockfish

diff --git a/src/types.h b/src/types.h
index d725c136..43f2d4e7 100644
--- a/src/types.h
+++ b/src/types.h
@@ -175,8 +175,8 @@ enum Value {
   VALUE_INFINITE  = 32001,
   VALUE_NONE      = 32002,
 
-  VALUE_MATE_IN_MAX_PLY  =  VALUE_MATE - MAX_PLY,
-  VALUE_MATED_IN_MAX_PLY = -VALUE_MATE + MAX_PLY,
+  VALUE_MATE_IN_MAX_PLY  =  VALUE_MATE - 2 * MAX_PLY,
+  VALUE_MATED_IN_MAX_PLY = -VALUE_MATE + 2 * MAX_PLY,
 
   VALUE_ENSURE_INTEGER_SIZE_P = INT_MAX,
   VALUE_ENSURE_INTEGER_SIZE_N = INT_MIN,