diff --git a/entity_import.info.yml b/entity_import.info.yml
index 5022f77..4bf1842 100644
--- a/entity_import.info.yml
+++ b/entity_import.info.yml
@@ -2,7 +2,7 @@ type: module
 name: Entity Import
 description: Import entities from various sources.
 core: 8.x
-core_version_requirement: ^8 || ^9
+core_version_requirement: ^8 || ^9 || ^10
 package: Migration
 configure: entity.entity_importer.collection
 dependencies:
diff --git a/modules/entity_import_plus/entity_import_plus.info.yml b/modules/entity_import_plus/entity_import_plus.info.yml
index ec067b4..c814f08 100644
--- a/modules/entity_import_plus/entity_import_plus.info.yml
+++ b/modules/entity_import_plus/entity_import_plus.info.yml
@@ -2,7 +2,7 @@ type: module
 name: Entity Import Plus
 description: Add additional import plugins that are related to contributed modules.
 core: 8.x
-core_version_requirement: ^8 || ^9
+core_version_requirement: ^8 || ^9 || ^10
 package: Migration
 dependencies:
   - migrate_plus (>=8.x-5.x)
diff --git a/src/EntityImportProcessManager.php b/src/EntityImportProcessManager.php
index 69ecf4e..1a97ae5 100644
--- a/src/EntityImportProcessManager.php
+++ b/src/EntityImportProcessManager.php
@@ -56,8 +56,8 @@ class EntityImportProcessManager implements EntityImportProcessManagerInterface
   ) {
     $prepare_event = $this->eventDispatcher
       ->dispatch(
-        EntityImportEvents::ENTITY_IMPORT_PREPARE_MIGRATION_STUB,
-        new EntityImportMigrationStubEvent($plugin_id, [])
+        new EntityImportMigrationStubEvent($plugin_id, []),
+        EntityImportEvents::ENTITY_IMPORT_PREPARE_MIGRATION_STUB
       );
 
     $migration = isset($migration)
diff --git a/src/Event/EntityImportMigrationStubEvent.php b/src/Event/EntityImportMigrationStubEvent.php
index 665a930..70f8ed4 100644
--- a/src/Event/EntityImportMigrationStubEvent.php
+++ b/src/Event/EntityImportMigrationStubEvent.php
@@ -8,7 +8,7 @@ use Symfony\Component\EventDispatcher\Event;
 /**
  * Define entity import migration stub event.
  */
-class EntityImportMigrationStubEvent extends Event {
+class EntityImportMigrationStubEvent extends \Symfony\Contracts\EventDispatcher\Event {
 
   /**
    * @var string