1 files changed, 1 insertions, 1 deletions
diff --git a/demo.html b/demo.html
index ac273d5..6b26880 100644
--- a/demo.html
+++ b/demo.html
@@ -234,7 +234,7 @@
 
 				<section>
 					<h2>Pretty Code</h2>
-					<pre><code class="hljs line-numbers" data-trim data-highlight-lines="4,8-9">
+					<pre><code class="hljs" data-trim data-line-numbers="4,8-9">
 import React, { useState } from 'react';
 
 function Example() {