diff --git a/core/includes/install.core.inc b/core/includes/install.core.inc
index 3a6aad9..395e314 100644
--- a/core/includes/install.core.inc
+++ b/core/includes/install.core.inc
@@ -1096,8 +1096,8 @@ function install_settings_form_validate($form, &$form_state) {
   $database['namespace'] = substr($install_namespace, 0, strrpos($install_namespace, '\\'));
   $database['driver'] = $driver;
 
-  // TODO: PIFR uses 'db_prefix' instead of 'prefix'. Remove this when it gets
-  // fixed.
+  // @todo PIFR uses 'db_prefix' instead of 'prefix'. Remove this when it gets
+  //   fixed.
   if (!$test_prefix) {
     $database['prefix'] = $database['db_prefix'];
   }
diff --git a/core/modules/system/lib/Drupal/system/Tests/InstallerTest.php b/core/modules/system/lib/Drupal/system/Tests/InstallerTest.php
index 24d25f8..43824bf 100644
--- a/core/modules/system/lib/Drupal/system/Tests/InstallerTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/InstallerTest.php
@@ -23,9 +23,6 @@ public static function getInfo() {
     );
   }
 
-  /**
-   * {@inheritdoc}
-   */
   protected function setUp() {
     global $conf;
 
@@ -51,7 +48,7 @@ protected function setUp() {
 
     // Change the database prefix.
     // All static variables need to be reset before the database prefix is
-    // changed, since Drupal\Core\Utility\CacheArray implementations attempt to
+    // changed, since \Drupal\Core\Utility\CacheArray implementations attempt to
     // write back to persistent caches when they are destructed.
     $this->changeDatabasePrefix();
     if (!$this->setupDatabasePrefix) {