diff --git a/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationTest.php b/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationTest.php
index 3831a3d..efee409 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Installer/InstallerTranslationTest.php
@@ -33,7 +33,7 @@ protected function setUp() {
     // Back up the currently running SimpleTest batch.
     $this->originalBatch = batch_get();
 
-    // Add the translations directory so we can retrieve german translations.
+    // Add the translations directory so we can retrieve German translations.
     $conf['locale.settings']['translation.path'] = drupal_get_path('module', 'simpletest') . '/files/translations';
 
     // Create the database prefix for this test.
@@ -92,7 +92,7 @@ protected function setUp() {
 
     // After this assertion all we needed to test is tested, but the test
     // expects the installation to succeed. If the test would finish here, an
-    // exception would occur. That's why the full installation has to be
+    // exception would occur. That is why the full installation has to be
     // finished in the further steps.
 
     // Get the "Save and continue" submit button translated value from the