diff --git a/tests/Doctrine/Tests/ORM/Functional/PaginationTest.php b/tests/Doctrine/Tests/ORM/Functional/PaginationTest.php
index 7bdfa16cdbe..571ad0a12ce 100644
--- a/tests/Doctrine/Tests/ORM/Functional/PaginationTest.php
+++ b/tests/Doctrine/Tests/ORM/Functional/PaginationTest.php
@@ -670,6 +670,7 @@ public function testCustomIdTypeWithoutOutputWalker(): void
 
         $dql   = 'SELECT p FROM Doctrine\Tests\Models\CustomType\CustomIdObjectTypeParent p';
         $query = $this->_em->createQuery($dql);
+        $query->setMaxResults(1);
 
         $paginator = new Paginator($query, true);
         $paginator->setUseOutputWalkers(false);