diff --git a/content/posts/2024-08-17-kd-tree-revisited/index.md b/content/posts/2024-08-17-kd-tree-revisited/index.md
index b01fa3b..58d2a6b 100644
--- a/content/posts/2024-08-17-kd-tree-revisited/index.md
+++ b/content/posts/2024-08-17-kd-tree-revisited/index.md
@@ -92,7 +92,7 @@ class KdSplitNode[T]:
     def closest(
         self,
         point: Point,
-        out: list[ClosestPoint[T]],
+        out: MaxHeap[ClosestPoint[T]],
         n: int,
         projection: Point,
     ) -> None: