diff --git a/src/logic/future_moves.rs b/src/logic/future_moves.rs
index aaf6f3f..7a81a78 100644
--- a/src/logic/future_moves.rs
+++ b/src/logic/future_moves.rs
@@ -308,7 +308,7 @@ impl FutureMoves {
                 current = n.parent;
             }
 
-            let mut board = self.arena[root].board.clone();
+            let mut board = self.arena[root].board;
             for (m, c) in hist.into_iter().rev() {
                 if let Some(m) = m {
                     let _ = board.place(m, c);
@@ -837,8 +837,7 @@ mod tests {
             assert!(
                 board
                     .possible_moves(futm.agent_color)
-                    .find(|x| Some(x) == best_move.as_ref())
-                    .is_some(),
+                    .any(|x| Some(&x) == best_move.as_ref()),
                 "futm played an invalid move"
             );
         }