diff --git a/core/modules/simpletest/tests/src/FunctionalJavascript/BrowserWithJavascriptTest.php b/core/modules/simpletest/tests/src/FunctionalJavascript/BrowserWithJavascriptTest.php
index 188cd7e..676e5b3 100644
--- a/core/modules/simpletest/tests/src/FunctionalJavascript/BrowserWithJavascriptTest.php
+++ b/core/modules/simpletest/tests/src/FunctionalJavascript/BrowserWithJavascriptTest.php
@@ -1,5 +1,10 @@
 <?php
 
+/**
+ * @file
+ * Contains \Drupal\Tests\simpletest\FunctionalJavascript\BrowserWithJavascriptTest.
+ */
+
 namespace Drupal\Tests\simpletest\FunctionalJavascript;
 
 use Drupal\FunctionalJavascriptTests\JavascriptTestBase;
diff --git a/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php b/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
index d655707..6910d71 100644
--- a/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
+++ b/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
@@ -1,5 +1,10 @@
 <?php
 
+/**
+ * @file
+ * Contains \Drupal\Tests\toolbar\FunctionalJavascript\ToolbarIntegrationTest.
+ */
+
 namespace Drupal\Tests\toolbar\FunctionalJavascript;
 
 use Drupal\FunctionalJavascriptTests\JavascriptTestBase;
diff --git a/core/tests/Drupal/FunctionalJavascriptTests/JavascriptTestBase.php b/core/tests/Drupal/FunctionalJavascriptTests/JavascriptTestBase.php
index 4f45940..65927a0 100644
--- a/core/tests/Drupal/FunctionalJavascriptTests/JavascriptTestBase.php
+++ b/core/tests/Drupal/FunctionalJavascriptTests/JavascriptTestBase.php
@@ -1,5 +1,10 @@
 <?php
 
+/**
+ * @file
+ * Contains \Drupal\FunctionalJavascriptTests\JavascriptTestBase.
+ */
+
 namespace Drupal\FunctionalJavascriptTests;
 
 use Drupal\simpletest\BrowserTestBase;
@@ -16,7 +21,7 @@
   /**
    * {@inheritdoc}
    */
-  protected $minkDefaultDriverClass = PhantomjsDriver::class;
+  protected $minkDefaultDriverClass = PhantomJSDriver::class;
 
   /**
    * {@inheritdoc}