diff --git a/position/src/position/position.rs b/position/src/position/position.rs
index 23e25d6..f2b6de6 100644
--- a/position/src/position/position.rs
+++ b/position/src/position/position.rs
@@ -235,13 +235,16 @@ impl Position {
     }
 
     pub(crate) fn is_king_in_check(&self) -> bool {
-        let sight_of_opposing_player = self.sight_of_player(self.color_to_move.other());
-        sight_of_opposing_player.is_set(self.king_square(self.color_to_move))
+        let danger_squares = self.king_danger(self.color_to_move);
+        (danger_squares & self.king_bitboard(self.color_to_move)).is_empty()
+    }
+
+    fn king_bitboard(&self, player: Color) -> &BitBoard {
+        self.pieces.bitboard_for_piece(&Piece::king(player))
     }
 
     pub(crate) fn king_square(&self, player: Color) -> Square {
-        self.pieces
-            .bitboard_for_piece(&Piece::king(player))
+        self.king_bitboard(player)
             .occupied_squares()
             .next()
             .unwrap()