diff --git a/core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php b/core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php
index caf51dd..9456d33 100644
--- a/core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php
+++ b/core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php
@@ -7,7 +7,9 @@
 
 namespace Drupal\Tests\Core\Config\Entity;
 
+use Drupal\Component\Plugin\ConfigurablePluginInterface;
 use Drupal\Core\DependencyInjection\ContainerBuilder;
+use Drupal\Component\Plugin\PluginBase;
 use Drupal\Core\Language\Language;
 use Drupal\Tests\Core\Plugin\Fixtures\TestConfigurablePlugin;
 use Drupal\Tests\UnitTestCase;
@@ -315,15 +317,6 @@ public function testGetOriginalId() {
     $this->assertSame($this->id, $this->entity->getOriginalId());
     $this->assertSame($this->entity, $this->entity->setOriginalId($new_id));
     $this->assertSame($new_id, $this->entity->getOriginalId());
-
-    // Check that setOriginalId() does not change the entity "isNew" status.
-    $this->assertFalse($this->entity->isNew());
-    $this->entity->setOriginalId($this->randomMachineName());
-    $this->assertFalse($this->entity->isNew());
-    $this->entity->enforceIsNew();
-    $this->assertTrue($this->entity->isNew());
-    $this->entity->setOriginalId($this->randomMachineName());
-    $this->assertTrue($this->entity->isNew());
   }
 
   /**