diff --git a/lib/Migration/RememberLocalGroupsForPotentialMigrations.php b/lib/Migration/RememberLocalGroupsForPotentialMigrations.php
index 9bc9e81b4..2652b051e 100644
--- a/lib/Migration/RememberLocalGroupsForPotentialMigrations.php
+++ b/lib/Migration/RememberLocalGroupsForPotentialMigrations.php
@@ -27,7 +27,6 @@
 
 use OC\Group\Database;
 use OCA\User_SAML\GroupManager;
-use OCA\User_SAML\UserBackend;
 use OCP\IConfig;
 use OCP\IGroupManager;
 use OCP\Migration\IOutput;
@@ -41,17 +40,13 @@ class RememberLocalGroupsForPotentialMigrations implements IRepairStep {
 	private $groupManager;
 	/** @var IConfig */
 	private $config;
-	/** @var UserBackend */
-	private $ownUserBackend;
 
 	public function __construct(
 		IGroupManager $groupManager,
-		IConfig $config,
-		UserBackend $ownUserBackend
+		IConfig $config
 	) {
 		$this->groupManager = $groupManager;
 		$this->config = $config;
-		$this->ownUserBackend = $ownUserBackend;
 	}
 
 	public function getName(): string {
@@ -98,7 +93,6 @@ protected function findBackend(): Database {
 		foreach ($groupBackends as $backend) {
 			if ($backend instanceof Database) {
 				return $backend;
-				break;
 			}
 		}
 		throw new UnexpectedValueException();