diff --git a/www/index.php b/www/index.php
index c0cdb5c..d3ca129 100644
--- a/www/index.php
+++ b/www/index.php
@@ -15,7 +15,10 @@ $clientVersion = isset($body->version) ? $body->version : null;
 
 // Fake API
 $result = null;
-if(isset($_GET['path'])) {
+if (version_compare(PHP_VERSION, '8.0.0', '<')) {
+    $result = array('error_msg' => 'This API only supports PHP 8 or higher.');
+    $code = 500;
+} else if(isset($_GET['path'])) {
     $path = trim($_GET['path'], ' /');
     $pathParts = explode('/', $_GET['path']);
     if(count($pathParts) > 0 && $pathParts[0] == 'healthz') {