diff --git a/core/modules/comment/lib/Drupal/comment/Tests/CommentAdminTest.php b/core/modules/comment/lib/Drupal/comment/Tests/CommentAdminTest.php
index e631da2..96c2ae0 100644
--- a/core/modules/comment/lib/Drupal/comment/Tests/CommentAdminTest.php
+++ b/core/modules/comment/lib/Drupal/comment/Tests/CommentAdminTest.php
@@ -91,7 +91,7 @@ function testApprovalAdminInterface() {
     );
     $this->drupalPostForm(NULL, $edit, t('Update'));
     $this->assertText(t('Are you sure you want to delete these comments and all their children?'), 'Confirmation required.');
-    $this->drupalPostForm(NULL, $edit, t('Delete comments'));
+    $this->drupalPostForm(NULL, $edit, t('Delete'));
     $this->assertText(t('No comments available.'), 'All comments were deleted.');
     // Test message when no comments selected.
     $edit = array(
diff --git a/core/modules/comment/lib/Drupal/comment/Tests/CommentNonNodeTest.php b/core/modules/comment/lib/Drupal/comment/Tests/CommentNonNodeTest.php
index bda6e04..90a4ece 100644
--- a/core/modules/comment/lib/Drupal/comment/Tests/CommentNonNodeTest.php
+++ b/core/modules/comment/lib/Drupal/comment/Tests/CommentNonNodeTest.php
@@ -196,7 +196,7 @@ function performCommentOperation($comment, $operation, $approval = FALSE) {
     $this->drupalPostForm('admin/content/comment' . ($approval ? '/approval' : ''), $edit, t('Update'));
 
     if ($operation == 'delete') {
-      $this->drupalPostForm(NULL, array(), t('Delete comments'));
+      $this->drupalPostForm(NULL, array(), t('Delete'));
       $this->assertRaw(format_plural(1, 'Deleted 1 comment.', 'Deleted @count comments.'), format_string('Operation "@operation" was performed on comment.', array('@operation' => $operation)));
     }
     else {
diff --git a/core/modules/comment/lib/Drupal/comment/Tests/CommentTestBase.php b/core/modules/comment/lib/Drupal/comment/Tests/CommentTestBase.php
index 1613bcc..f4bf868 100644
--- a/core/modules/comment/lib/Drupal/comment/Tests/CommentTestBase.php
+++ b/core/modules/comment/lib/Drupal/comment/Tests/CommentTestBase.php
@@ -329,7 +329,7 @@ function performCommentOperation(CommentInterface $comment, $operation, $approva
     $this->drupalPostForm('admin/content/comment' . ($approval ? '/approval' : ''), $edit, t('Update'));
 
     if ($operation == 'delete') {
-      $this->drupalPostForm(NULL, array(), t('Delete comments'));
+      $this->drupalPostForm(NULL, array(), t('Delete'));
       $this->assertRaw(format_plural(1, 'Deleted 1 comment.', 'Deleted @count comments.'), format_string('Operation "@operation" was performed on comment.', array('@operation' => $operation)));
     }
     else {