diff --git a/src/applications/uiexample/examples/PHUITimelineExample.php b/src/applications/uiexample/examples/PHUITimelineExample.php
--- a/src/applications/uiexample/examples/PHUITimelineExample.php
+++ b/src/applications/uiexample/examples/PHUITimelineExample.php
@@ -196,6 +196,7 @@
     }
 
     $timeline = id(new PHUITimelineView());
+    $timeline->setUser($user);
     foreach ($events as $event) {
       $timeline->addEvent($event);
     }