diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
index cb7e0d1..2d2b6b4 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
@@ -132,6 +132,7 @@ public function testSiteInformationTranslationUi() {
     $site_slogan = 'Site slogan for testing configuration translation';
     $fr_site_name = 'Nom du site pour tester la configuration traduction';
     $fr_site_slogan = 'Slogan du site pour tester la traduction de configuration';
+    $fr_site_name_label = 'Libellé du champ "Nom du site"';
     $translation_base_url = 'admin/config/system/site-information/translate';
 
     // Set site name and slogan for default language.
@@ -189,6 +190,26 @@ public function testSiteInformationTranslationUi() {
     $this->drupalGet("fr/$translation_base_url/fr/edit");
     $this->assertText($site_name);
     $this->assertText($site_slogan);
+
+    // Translate 'Site name' label in French
+    $search = array(
+      'string' => 'Site name',
+      'langcode' => 'fr',
+      'translation' => 'untranslated',
+    );
+    $this->drupalPostForm('admin/config/regional/translate', $search, t('Filter'));
+
+    $textarea = current($this->xpath('//textarea'));
+    $lid = (string) $textarea[0]['name'];
+    $edit = array(
+      $lid => $fr_site_name_label,
+    );
+    $this->drupalPostForm('admin/config/regional/translate', $edit, t('Save translations'));
+
+
+    // Ensure that the label is translated in French
+    $this->drupalGet("fr/$translation_base_url/fr/edit");
+    $this->assertText($fr_site_name_label, "The label '$fr_site_name_label' was not found");
   }
 
   /**