diff --git a/src/applications/typeahead/view/PhabricatorTypeaheadTokenView.php b/src/applications/typeahead/view/PhabricatorTypeaheadTokenView.php
--- a/src/applications/typeahead/view/PhabricatorTypeaheadTokenView.php
+++ b/src/applications/typeahead/view/PhabricatorTypeaheadTokenView.php
@@ -126,9 +126,20 @@
 
     $classes[] = $this->getColor();
 
-    return array(
+    $attributes = array(
       'class' => $classes,
     );
+
+    if (true) {
+      Javelin::initBehavior('phui-hovercards');
+
+      $attributes['sigil'] = 'hovercard';
+      $attributes['meta'] = array(
+        'hoverPHID' => $this->getKey(),
+      );
+    }
+
+    return $attributes;
   }
 
   protected function getTagContent() {