diff --git a/phpBB/docs/INSTALL.html b/phpBB/docs/INSTALL.html
index d661044f8c..1acbaae6a8 100644
--- a/phpBB/docs/INSTALL.html
+++ b/phpBB/docs/INSTALL.html
@@ -147,7 +147,7 @@
 			<li>Oracle</li>
 		</ul>
 		</li>
-		<li><strong>PHP 7.3.0+</strong> with support for the database you intend to use.</li>
+		<li><strong>PHP 7.3.0+</strong> up to and including <strong>PHP 8.0</strong> with support for the database you intend to use.</li>
 		<li>The following PHP modules are required:
 		<ul>
 			<li>json</li>