diff --git a/core/modules/comment/lib/Drupal/comment/Tests/CommentInterfaceTest.php b/core/modules/comment/lib/Drupal/comment/Tests/CommentInterfaceTest.php
index 7ebb12e..9f099b5 100644
--- a/core/modules/comment/lib/Drupal/comment/Tests/CommentInterfaceTest.php
+++ b/core/modules/comment/lib/Drupal/comment/Tests/CommentInterfaceTest.php
@@ -68,6 +68,9 @@ function testCommentInterface() {
 
     // Test changing the comment author to "Anonymous".
     $this->drupalGet('comment/' . $comment->id() . '/edit');
+    $this->assertTitle(t('Edit comment %title | Drupal', array(
+      '%title' => $comment->subject->value,
+    )));
     $comment = $this->postComment(NULL, $comment->comment_body->value, $comment->subject->value, array('name' => ''));
     $this->assertTrue(empty($comment->name->value) && $comment->uid->target_id == 0, 'Comment author successfully changed to anonymous.');