Ticket #34633: 34633.diff

src/wp-includes/class-wp.php

@@ -662 +662 @@
 
                                 // Only set X-Pingback for single posts that allow pings.
                                 if ( $p && pings_open( $p ) ) {
-                                        @header( 'X-Pingback: ' . get_bloginfo( 'pingback_url' ) );
+                                        @header( 'X-Pingback: ' . get_bloginfo( 'pingback_url', 'display' ) );
                                 }
 
                                 // check for paged content that exceeds the max number of pages