diff --git a/core/modules/outside_in/src/Tests/Ajax/OffCanvasDialogTest.php b/core/modules/outside_in/src/Tests/Ajax/OffCanvasDialogTest.php
index fc3851b..7f24566 100644
--- a/core/modules/outside_in/src/Tests/Ajax/OffCanvasDialogTest.php
+++ b/core/modules/outside_in/src/Tests/Ajax/OffCanvasDialogTest.php
@@ -39,7 +39,7 @@ public function testDialog() {
       'data' => $dialog_contents,
       'dialogOptions' =>
         [
-          'title' => 'AJAX Dialog contents',
+          'title' => 'AJAX Dialog & contents',
           'modal' => FALSE,
           'autoResize' => FALSE,
           'resizable' => 'w',