diff --git a/Classes/Service/MailTemplateService.php b/Classes/Service/MailTemplateService.php
index 40e068d68e9f24602555f8802f0816980efa6672..dfa75e52715f689a7bd762554c9d4cc60936791d 100644
--- a/Classes/Service/MailTemplateService.php
+++ b/Classes/Service/MailTemplateService.php
@@ -427,7 +427,7 @@ class MailTemplateService {
 		/** @var Mail $mailToSend */
 		$mailToSend = $mailRepository->findOneByUid($uid);
 
-		if ($mailToSend && !$mailToSend->isBlacklisted()) {
+		if ($mailToSend && !$mailToSend->getBlacklisted()) {
 			$this->mailMessage->setBody($mailToSend->getMailBody(), 'text/html');
 			$this->mailMessage->setTo(trim($mailToSend->getToAddress()));
 			$this->mailMessage->setFrom($mailToSend->getFromAddress(), $mailToSend->getFromName());