diff --git a/lib/Migration/RegisterBinary.php b/lib/Migration/RegisterBinary.php
index bd04585..452c85f 100644
--- a/lib/Migration/RegisterBinary.php
+++ b/lib/Migration/RegisterBinary.php
@@ -30,14 +30,11 @@ use OCP\Migration\IOutput;
 use OCP\Migration\IRepairStep;
 
 class RegisterBinary implements IRepairStep {
-
 	public const VERSION = '1.26.0';
 
-	/** @var IConfig */
-	protected $config;
-
-	public function __construct(IConfig $config) {
-		$this->config = $config;
+	public function __construct(
+		protected IConfig $config,
+	) {
 	}
 
 	public function getName(): string {