diff --git a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
index f40ab9d..b7777bb 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/DisplayOverview.php
@@ -8,8 +8,11 @@
 namespace Drupal\field_ui;
 
 use Drupal\field\FieldInstanceInterface;
+use Drupal\Component\Plugin\PluginManagerBase;
 use Drupal\Core\Entity\Display\EntityDisplayInterface;
+use Drupal\Core\Entity\EntityManagerInterface;
 use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Field\FieldTypePluginManager;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
diff --git a/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php b/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
index 6291469..6b1ee45 100644
--- a/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
+++ b/core/modules/field_ui/lib/Drupal/field_ui/FormDisplayOverview.php
@@ -7,9 +7,12 @@
 
 namespace Drupal\field_ui;
 
+use Drupal\Component\Plugin\PluginManagerBase;
 use Drupal\Component\Utility\NestedArray;
 use Drupal\Core\Entity\Display\EntityDisplayInterface;
+use Drupal\Core\Entity\EntityManagerInterface;
 use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Field\FieldTypePluginManager;
 use Drupal\field\FieldInstanceInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;