diff --git a/docs/hot-reload.md b/docs/hot-reload.md
index f82519e1..92194615 100644
--- a/docs/hot-reload.md
+++ b/docs/hot-reload.md
@@ -88,7 +88,7 @@ To use it, add the following to your main layout:
 ```php
 <!DOCTYPE html>
 <title>FrankenPHP Hot Reload</title>
-<?php if (isset($_SERVER['FRANKENPHP_HOT_RELOAD']): ?>
+<?php if (isset($_SERVER['FRANKENPHP_HOT_RELOAD'])): ?>
 <meta name="frankenphp-hot-reload:url" content="<?=$_SERVER['FRANKENPHP_HOT_RELOAD']?>">
 <script src="https://cdn.jsdelivr.net/npm/idiomorph"></script>
 <script src="https://cdn.jsdelivr.net/npm/frankenphp-hot-reload/+esm" type="module"></script>
