Index: moodle/lib/outputrenderers.php
--- moodle/lib/outputrenderers.php Base (1.214)
+++ moodle/lib/outputrenderers.php Locally Modified (Based On 1.214)
@@ -588,7 +588,7 @@
         $this->opencontainers->push('header/footer', $footer);
         $this->page->set_state(moodle_page::STATE_IN_BODY);
 
-        return $header . $this->skip_link_target();
+        return $header . $this->skip_link_target('maincontent');
     }
 
     /**