diff --git a/src/logic/future_moves.rs b/src/logic/future_moves.rs
index 70d0e63..cba8ba5 100644
--- a/src/logic/future_moves.rs
+++ b/src/logic/future_moves.rs
@@ -330,11 +330,6 @@ impl FutureMoves {
     }
 
     fn prune_bad_children(&mut self) {
-        // values are needed in order to prune and see what's best
-        self.compute_values(0..self.arena_len());
-
-        let by_depth = self.by_depth(0..self.arena.len());
-
         if self
             .config
             .max_depth
@@ -344,6 +339,11 @@ impl FutureMoves {
             return;
         }
 
+        // values are needed in order to prune and see what's best
+        self.compute_values(0..self.arena_len());
+
+        let by_depth = self.by_depth(0..self.arena.len());
+
         for (depth, indexes) in by_depth {
             // TODO! maybe update by_depth every iteration or something?
             if depth > self.current_depth.saturating_sub(self.config.up_to_minus) {