diff --git a/src/Controller/DomainController.php b/src/Controller/DomainController.php
index e68ff56..77d283c 100644
--- a/src/Controller/DomainController.php
+++ b/src/Controller/DomainController.php
@@ -21,7 +21,6 @@ class DomainController
 	private string $localZonesDir;
 	private string $namedConfLocalFile;
 	private string $zoneCachePath;
-	private string $keyhelpNamedCond;
 	
 	
 	public function __construct(private NameserverRepository $nameserverRepository, private ApiController $checkController, private DomainRepository $domainRepository, private PanelRepository $panelRepository, private array $config, private Logger $log)
@@ -35,7 +34,6 @@ class DomainController
 		$this->localZonesDir = '/etc/bind/zones/';
 		$this->namedConfLocalFile = '/etc/bind/named.conf.local';
 		$this->zoneCachePath = '/var/cache/bind/';
-		$this->keyhelpNamedCond = '/etc/bind/named.conf.keyhelp';
 	}
 	
 	
@@ -210,7 +208,7 @@ class DomainController
 		}
 		
 		// check if we're a master zone
-		if ($this->isMasterZone($domain->getName())) {
+		if ($this->isMasterZone(domain: $domain)) {
 			echo 'We are zone master for ' . $domain->getName() . PHP_EOL;
 			exit(1);
 		}