* + xml:lang

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index 2af993a..1386730 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -1550,6 +1550,7 @@ class OutputPage {
                                        'title' => wfMsg( 'language-link-title', $wgContLang->getLanguageName( $t->getInterwiki() ) ),
                                        'rel' => 'alternate',
                                        'lang' => $t->getInterwiki(),
+                                       'xml:lang' => $t->getInterwiki(),
                                        'hreflang' => $t->getInterwiki(),
                                        'href' => $t->getFullURL()
                                ) );