diff --git a/phpBB/docs/coding-guidelines.html b/phpBB/docs/coding-guidelines.html
index c0ebb7450e..18b0bb026e 100644
--- a/phpBB/docs/coding-guidelines.html
+++ b/phpBB/docs/coding-guidelines.html
@@ -203,7 +203,7 @@ class ...
 
 	<ul>
 		<li><strong>phpBB3</strong><br />Core files and all files not assigned to a separate package</li>
-		<li><strong>acm</strong><br /><code>/includes/cache</code>, <code>/includes/cache.php</code><br />Cache System</li>
+		<li><strong>acm</strong><br /><code>/includes/cache</code><br />Cache System</li>
 		<li><strong>acp</strong><br /><code>/adm</code>, <code>/includes/acp</code>, <code>/includes/functions_admin.php</code><br />Administration Control Panel</li>
 		<li><strong>dbal</strong><br /><code>/includes/db</code><br />Database Abstraction Layer.<br />Base class is <code>dbal</code>
 			<ul>