diff --git a/doc/classes/Array.xml b/doc/classes/Array.xml
index b60a65e9890..34dffe63871 100644
--- a/doc/classes/Array.xml
+++ b/doc/classes/Array.xml
@@ -728,7 +728,7 @@
 				    print(my_items) # Prints [["Rice", 4], ["Tomato", 5], ["Apple", 9]]
 
 				    # Sort descending, using a lambda function.
-				    my_items.sort_custom(func(a, b): return a[0] > b[0])
+				    my_items.sort_custom(func(a, b): return a[1] > b[1])
 				    print(my_items) # Prints [["Apple", 9], ["Tomato", 5], ["Rice", 4]]
 				[/codeblock]
 				It may also be necessary to use this method to sort strings by natural order, with [method String.naturalnocasecmp_to], as in the following example: