diff --git a/src/view/phui/PHUIBadgeMiniView.php b/src/view/phui/PHUIBadgeMiniView.php
--- a/src/view/phui/PHUIBadgeMiniView.php
+++ b/src/view/phui/PHUIBadgeMiniView.php
@@ -57,6 +57,7 @@
       'class' => implode(' ', $classes),
       'sigil' => 'has-tooltip',
       'href'  => $this->href,
+      'aria-label' => $this->header,
       'meta'  => array(
         'tip' => $this->header,
         'align' => $this->tipDirection,