diff --git a/src/applications/ponder/view/PonderAnswerView.php b/src/applications/ponder/view/PonderAnswerView.php
--- a/src/applications/ponder/view/PonderAnswerView.php
+++ b/src/applications/ponder/view/PonderAnswerView.php
@@ -79,7 +79,7 @@
 
     $header = id(new PHUIHeaderView())
       ->setUser($viewer)
-      ->setEpoch($answer->getDateCreated())
+      ->setEpoch($answer->getDateModified())
       ->setHeader($handle->getName())
       ->addActionLink($action_button)
       ->setImage($handle->getImageURI())