diff --git a/app/code/Magento/Newsletter/Test/Unit/Model/ProblemTest.php b/app/code/Magento/Newsletter/Test/Unit/Model/ProblemTest.php
index 889fc11d71d7e..1de3e6096cd96 100644
--- a/app/code/Magento/Newsletter/Test/Unit/Model/ProblemTest.php
+++ b/app/code/Magento/Newsletter/Test/Unit/Model/ProblemTest.php
@@ -68,6 +68,7 @@ protected function setUp()
             ->disableOriginalConstructor()
             ->getMock();
         $this->subscriberFactoryMock = $this->getMockBuilder(SubscriberFactory::class)
+            ->disableOriginalConstructor()
             ->getMock();
         $this->subscriberMock = $this->getMockBuilder(Subscriber::class)
             ->disableOriginalConstructor()