X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fnnue%2Fnnue_common.h;h=8afea1866abfb2fc7f120d5fceeecbc6750e30e4;hb=3d5b2c8a5104888ec4d1ec44c171e29809e836a6;hp=7bc905dc751c66aaefa8f748cf90df9160a3b344;hpb=9b4967071e2fb116673820127522bc43d01d2257;p=stockfish

diff --git a/src/nnue/nnue_common.h b/src/nnue/nnue_common.h
index 7bc905dc..8afea186 100644
--- a/src/nnue/nnue_common.h
+++ b/src/nnue/nnue_common.h
@@ -113,7 +113,7 @@ namespace Eval::NNUE {
     PS_END2     = 12 * SQUARE_NB + 1
   };
 
-  extern uint32_t kpp_board_index[PIECE_NB][COLOR_NB];
+  extern const uint32_t kpp_board_index[PIECE_NB][COLOR_NB];
 
   // Type of input feature after conversion
   using TransformedFeatureType = std::uint8_t;