X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fbitboard.cpp;h=c56d8e902ec4fb794098c0faf99b6db2ba58718f;hp=138d8c72b0c51dbe324397c98c1a13d65b5736f1;hb=2aec8fb9560dc1fc266437ad4276db2b0381d9d5;hpb=3ec94abcdb5f4ad81cc8829aece2d7fa64bb21db;ds=sidebyside

diff --git a/src/bitboard.cpp b/src/bitboard.cpp
index 138d8c72..c56d8e90 100644
--- a/src/bitboard.cpp
+++ b/src/bitboard.cpp
@@ -227,7 +227,7 @@ void bitboards_init() {
   {
       PseudoAttacks[BISHOP][s] = bishop_attacks_bb(s, 0);
       PseudoAttacks[ROOK][s]   = rook_attacks_bb(s, 0);
-      PseudoAttacks[QUEEN][s]  = queen_attacks_bb(s, 0);
+      PseudoAttacks[QUEEN][s]  = PseudoAttacks[BISHOP][s] | PseudoAttacks[ROOK][s];
   }
 
   for (Square s1 = SQ_A1; s1 <= SQ_H8; s1++)