diff --git a/src/wp-includes/general-template.php b/src/wp-includes/general-template.php
index e19b6244b7..fad516a2f0 100644
--- a/src/wp-includes/general-template.php
+++ b/src/wp-includes/general-template.php
@@ -478,7 +478,7 @@ function get_bloginfo( $show = '', $filter = 'raw' ) {
 			$output = get_feed_link('comments_rss2');
 			break;
 		case 'pingback_url':
-			$output = get_option('siteurl') .'/xmlrpc.php';
+			$output = site_url( 'xmlrpc.php' );
 			break;
 		case 'stylesheet_url':
 			$output = get_stylesheet_uri();