diff --git a/core/modules/node/src/Tests/NodeRevisionsUiTest.php b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
index 173e010..9159d79 100644
--- a/core/modules/node/src/Tests/NodeRevisionsUiTest.php
+++ b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
@@ -7,9 +7,10 @@
 
 namespace Drupal\node\Tests;
 
+use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Core\Url;
 use Drupal\node\Entity\NodeType;
 use Drupal\node\Entity\Node;
-use Drupal\Core\Url;
 
 /**
  * Tests the UI for controlling node revision behavior.
@@ -121,25 +122,25 @@ function testNodeRevisionDoubleEscapeFix() {
       'format' => filter_default_format(),
     );
     $node->setNewRevision();
+    $node->revision_log->value = 'Revision message';
     $node->save();
     $node = Node::load($node->id()); // Make sure we get revision information.
     $nodes[] = clone $node;
 
     $this->drupalGet('node/' . $node->id() . '/revisions');
 
-    $old_revision_message = t('!date by !username !revision-log', array(
+
+    $old_revision_message = t('!date by !username', array(
       '!date' => \Drupal::l(format_date($nodes[0]->revision_timestamp->value, 'short'), new Url('node.revision_show', array('node' => $nodes[0]->id(), 'node_revision' => $nodes[0]->getRevisionId()))),
       '!username' => $web_user,
-      '!revision-log' => ($nodes[0]->revision_log->value != '') ? '<p class="revision-log">' . $nodes[0]->revision_log->value . '</p>' : '',
-    ));
-    $this->assertRaw($old_revision_message);
+    )) . (($nodes[0]->revision_log->value != '') ? '<p class="revision-log">' . $nodes[0]->revision_log->value . '</p>' : '');
+    $this->assertRaw(SafeMarkup::set($old_revision_message));
 
-    $current_revision_message = t('!date by !username !revision-log', array(
+    $current_revision_message = t('!date by !username', array(
       '!date' => $nodes[1]->link(format_date($nodes[1]->revision_timestamp->value, 'short')),
       '!username' => $web_user,
-      '!revision-log' => ($nodes[1]->revision_log->value != '') ? '<p class="revision-log">' . $nodes[1]->revision_log->value . '</p>' : '',
-    ));
-    $this->assertRaw($current_revision_message);
+    )) . (($nodes[1]->revision_log->value != '') ? '<p class="revision-log">' . $nodes[1]->revision_log->value . '</p>' : '');
+    $this->assertRaw(SafeMarkup::set($current_revision_message));
   }
 
 }