diff --git a/www/example-simple/hostnames.php b/www/example-simple/hostnames.php
index 655f1cb2bf8dc3d35950f87bb6e9e091e0bcf2e7..87e5ca4220111d03b57e1c1bc983142d32ad6d70 100644
--- a/www/example-simple/hostnames.php
+++ b/www/example-simple/hostnames.php
@@ -21,6 +21,7 @@ $attributes['HTTPS'] = array($_SERVER['HTTPS']);
 $attributes['SERVER_PROTOCOL'] = array($_SERVER['SERVER_PROTOCOL']);
 $attributes['SERVER_PORT'] = array($_SERVER['SERVER_PORT']);
 
+$attributes['Utilities_getBaseURL()'] = array(SimpleSAML_Utilities::getBaseURL());
 $attributes['Utilities_getSelfHost()'] = array(SimpleSAML_Utilities::getSelfHost());
 $attributes['Utilities_selfURLhost()'] = array(SimpleSAML_Utilities::selfURLhost());
 $attributes['Utilities_selfURLNoQuery()'] = array(SimpleSAML_Utilities::selfURLNoQuery());