diff --git a/src/applications/differential/storage/DifferentialTransactionComment.php b/src/applications/differential/storage/DifferentialTransactionComment.php
--- a/src/applications/differential/storage/DifferentialTransactionComment.php
+++ b/src/applications/differential/storage/DifferentialTransactionComment.php
@@ -46,10 +46,11 @@
         $comment = $inline->getComment();
         $num = (int)$comment->getLineNumber();
         $len = (int)$comment->getLineLength();
+        $id = (int)$comment->getID();
 
         $items[] = array(
           'inline' => $inline,
-          'sort' => ($num << 16) + $len,
+          'sort' => sprintf('~%010d%010d%010d', $num, $len, $id),
         );
       }