diff --git a/board/src/piece_sets.rs b/board/src/piece_sets.rs
index 5f5b281..f8760bd 100644
--- a/board/src/piece_sets.rs
+++ b/board/src/piece_sets.rs
@@ -6,7 +6,7 @@ mod mailbox;
 pub(crate) use mailbox::Mailbox;
 
 use bitboards::{ByColor, ByColorAndShape};
-use chessfriend_bitboard::BitBoard;
+use chessfriend_bitboard::{BitBoard, IterationDirection};
 use chessfriend_core::{Color, Piece, PlacedPiece, Shape, Square};
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
@@ -52,7 +52,7 @@ impl PieceSet {
         for c in Color::into_iter() {
             for s in Shape::into_iter() {
                 let bitboard = pieces[c as usize][s as usize];
-                for square in bitboard.occupied_squares() {
+                for square in bitboard.occupied_squares(IterationDirection::default()) {
                     mailbox.set(Piece::new(c, s), square);
                 }
             }