diff --git a/phpmailer/phpmailer.php b/phpmailer/phpmailer.php
index a29ac05d..7998b03a 100644
--- a/phpmailer/phpmailer.php
+++ b/phpmailer/phpmailer.php
@@ -8,6 +8,7 @@
 
 use Friendica\App;
 use Friendica\Core\Addon;
+use Friendica\Core\Config;
 use PHPMailer\PHPMailer\PHPMailer;
 use PHPMailer\PHPMailer\Exception;