diff --git a/src/Entity/FlagMappingListBuilder.php b/src/Entity/FlagMappingListBuilder.php
index ae1fabf..a360414 100644
--- a/src/Entity/FlagMappingListBuilder.php
+++ b/src/Entity/FlagMappingListBuilder.php
@@ -32,7 +32,7 @@ class FlagMappingListBuilder extends ConfigEntityListBuilder {
   public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
     return new static(
       $entity_type,
-      $container->get('entity.manager')->getStorage($entity_type->id()),
+      $container->get('entity_type.manager')->getStorage($entity_type->id()),
       $container->get('country_manager')->getList(),
       $container->get('flags.manager')->getList()
     );
diff --git a/src/Entity/LanguageFlagMappingListBuilder.php b/src/Entity/LanguageFlagMappingListBuilder.php
index 5868cff..79a18ac 100644
--- a/src/Entity/LanguageFlagMappingListBuilder.php
+++ b/src/Entity/LanguageFlagMappingListBuilder.php
@@ -36,7 +36,7 @@ class LanguageFlagMappingListBuilder extends ConfigEntityListBuilder {
   public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
     return new static(
       $entity_type,
-      $container->get('entity.manager')->getStorage($entity_type->id()),
+      $container->get('entity_type.manager')->getStorage($entity_type->id()),
       $container->get('flags.language_helper'),
       $container->get('flags.manager')->getList()
     );