diff --git a/core/modules/system/lib/Drupal/system/Tests/Theme/TwigDebugMarkupTest.php b/core/modules/system/lib/Drupal/system/Tests/Theme/TwigDebugMarkupTest.php
index add20bf..401e021 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Theme/TwigDebugMarkupTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Theme/TwigDebugMarkupTest.php
@@ -60,8 +60,8 @@ function testTwigDebugMarkup() {
     $template_filename = $templates['node__1']['path'] . '/' . $templates['node__1']['template'] . $extension;
     $this->assertTrue(strpos($output, "BEGIN OUTPUT from '$template_filename'") !== FALSE, 'Full path to current template file found.');
 
-    // Create another node and make sure the correct template suggestions shown
-    // in the debug markup are correct.
+    // Create another node and make sure the template suggestions shown in the
+    // debug markup are correct.
     $node2 = $this->drupalCreateNode();
     $output = theme('node', node_view($node2));
     $this->assertTrue(strpos($output, '* node--2' . $extension) !== FALSE, 'Node ID specific template suggestion found.');