diff --git a/data_structures/binary_tree/basic_binary_tree.py b/data_structures/binary_tree/basic_binary_tree.py
index faaf9400f..c7820b721 100644
--- a/data_structures/binary_tree/basic_binary_tree.py
+++ b/data_structures/binary_tree/basic_binary_tree.py
@@ -35,7 +35,7 @@ def display_using_in_order_traversal(root: Node | None, level: int = 0) -> None:
     >>> root = Node(1)
     >>> root.left = Node(0)
     >>> root.right = Node(2)
-    >>> display_tree(root)
+    >>> display_using_in_order_traversal(root)
         2
     1
         0