diff --git a/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationContextualLinks.php b/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationContextualLinks.php
index 31882bf..71daf3d 100644
--- a/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationContextualLinks.php
+++ b/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationContextualLinks.php
@@ -63,7 +63,7 @@ public function getDerivativeDefinitions($base_plugin_definition) {
       $this->derivatives[$route_name] = $base_plugin_definition;
       $this->derivatives[$route_name]['route_name'] = $route_name;
       $this->derivatives[$route_name]['group'] = $group_name;
-      $this->derivatives[$route_name]['title_arguments'] = array('@type_name' => $mapper->getTypeLabel());
+      $this->derivatives[$route_name]['title_arguments'] = array('@type_name' => Unicode::strtolower($mapper->getTypeLabel()));
     }
     return parent::getDerivativeDefinitions($base_plugin_definition);
   }
diff --git a/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationLocalTasks.php b/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationLocalTasks.php
index 55f4286..33ea239 100644
--- a/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationLocalTasks.php
+++ b/core/modules/config_translation/lib/Drupal/config_translation/Plugin/Derivative/ConfigTranslationLocalTasks.php
@@ -11,6 +11,7 @@
 use Drupal\Component\Plugin\Derivative\DerivativeBase;
 use Drupal\Core\Plugin\Discovery\ContainerDerivativeInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\Component\Utility\Unicode;
 
 /**
  * Provides dynamic local tasks for config translation.
@@ -67,7 +68,7 @@ public function getDerivativeDefinitions($base_plugin_definition) {
         $this->derivatives[$route_name] = $base_plugin_definition;
         $this->derivatives[$route_name]['route_name'] = $route_name;
         $this->derivatives[$route_name]['base_route'] = $base_route;
-        $this->derivatives[$route_name]['title_arguments'] = array('@type_name' => $mapper->getTypeLabel());
+        $this->derivatives[$route_name]['title_arguments'] = array('@type_name' => Unicode::strtolower($mapper->getTypeLabel()));
       }
     }
     return parent::getDerivativeDefinitions($base_plugin_definition);