diff --git a/src/repr/bitboard.rs b/src/repr/bitboard.rs
index 3e48cbc..7f1638b 100644
--- a/src/repr/bitboard.rs
+++ b/src/repr/bitboard.rs
@@ -101,11 +101,11 @@ impl BitBoard {
     }
 
     pub const fn bitor_assign(&mut self, other: Self) {
-        self.0 = self.0 | other.0;
+        self.0 |= other.0;
     }
 
     pub const fn bitand_assign(&mut self, other: Self) {
-        self.0 = self.0 & other.0;
+        self.0 &= other.0;
     }
 
     pub const fn not(self) -> Self {
diff --git a/src/repr/board.rs b/src/repr/board.rs
index 799a117..6153438 100644
--- a/src/repr/board.rs
+++ b/src/repr/board.rs
@@ -231,7 +231,7 @@ impl Board {
         }
 
         let mut self_copy = *self;
-        if let Ok(_) = self_copy.place(coord, piece) {
+        if self_copy.place(coord, piece).is_ok() {
             Some(self_copy)
         } else {
             None