diff --git a/test/PHPMailer/PHPMailerTest.php b/test/PHPMailer/PHPMailerTest.php
index 77ee3ec4..6cd3ffa3 100644
--- a/test/PHPMailer/PHPMailerTest.php
+++ b/test/PHPMailer/PHPMailerTest.php
@@ -618,6 +618,9 @@ EOT;
*/
public function testEmbeddedImageCustomCidDomain()
{
+ $result = $this->Mail->setFrom('overruled@example.com');
+ self::assertTrue($result, 'setFrom failed');
+
$this->Mail->msgHTML('
@@ -627,7 +630,7 @@ EOT;
-', '', false, '@example.com');
+', '', false);
$this->Mail->preSend();
self::assertStringContainsString(
'Content-ID: ',