From 70cbae602e335cfba1bb0ea41d814fa5886a3b6b Mon Sep 17 00:00:00 2001
From: Max Heller <max.a.heller@gmail.com>
Date: Mon, 30 Dec 2024 19:08:43 -0500
Subject: [PATCH] fix typo

---
 src/ch20-03-advanced-traits.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ch20-03-advanced-traits.md b/src/ch20-03-advanced-traits.md
index 3b5b80728..58a2ff86a 100644
--- a/src/ch20-03-advanced-traits.md
+++ b/src/ch20-03-advanced-traits.md
@@ -55,7 +55,7 @@ the `Item` type is `u32`:
 This syntax seems comparable to that of generics. So why not just define the
 `Iterator` trait with generics, as shown in Listing 20-14?
 
-<Listing number="20-14" number="A hypothetical definition of the `Iterator` trait using generics">
+<Listing number="20-14" caption="A hypothetical definition of the `Iterator` trait using generics">
 
 ```rust,noplayground
 {{#rustdoc_include ../listings/ch20-advanced-features/listing-20-14/src/lib.rs}}