diff --git a/tests/integration/Doctrine/ConnectionFactoryTest.php b/tests/integration/Doctrine/ConnectionFactoryTest.php
index deba822a67..d6ad0ee57a 100644
--- a/tests/integration/Doctrine/ConnectionFactoryTest.php
+++ b/tests/integration/Doctrine/ConnectionFactoryTest.php
@@ -93,7 +93,7 @@ class ConnectionFactoryTest extends \MailPoetTest {
     $connectionFactory = new ConnectionFactory();
     $connection = $connectionFactory->createConnection();
     expect($connection->getWrappedConnection())->isInstanceOf(PDO::class);
-    expect($connection->executeQuery('SELECT 1')->fetchOne())->same('1');
+    expect($connection->executeQuery('SELECT "abc"')->fetchOne())->same('abc');
   }
 
   public function testItSetsDriverOptions() {