diff --git a/lib/Migration/Version11000Date20250103005204.php b/lib/Migration/Version11000Date20250103005204.php
index 19445defc..db17c89fe 100644
--- a/lib/Migration/Version11000Date20250103005204.php
+++ b/lib/Migration/Version11000Date20250103005204.php
@@ -10,12 +10,21 @@
 namespace OCA\Libresign\Migration;
 
 use Closure;
+use OCA\Libresign\AppInfo\Application;
 use OCP\DB\ISchemaWrapper;
 use OCP\DB\Types;
+use OCP\IAppConfig;
+use OCP\IDBConnection;
 use OCP\Migration\IOutput;
 use OCP\Migration\SimpleMigrationStep;
 
 class Version11000Date20250103005204 extends SimpleMigrationStep {
+	public function __construct(
+		private IAppConfig $appConfig,
+		private IDBConnection $connection,
+	) {
+	}
+
 	/**
 	 * @param IOutput $output
 	 * @param Closure(): ISchemaWrapper $schemaClosure
@@ -41,6 +50,39 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 				'length' => 64,
 			]);
 		}
+
+		$qb = $this->connection->getQueryBuilder();
+		$items = $this->appConfig->getAllValues(Application::APP_ID);
+		$qb->update('appconfig')
+			->set('type', $qb->createParameter('type'))
+			->where($qb->expr()->eq('appid', $qb->createParameter('appid')))
+			->andWhere($qb->expr()->eq('configkey', $qb->createParameter('configkey')));
+		foreach ($items as $key => $value) {
+			if (in_array($key, ['approval_group', 'groups_request_sign', 'identify_methods', 'root_cert', 'rootCert']) && !is_array($value)) {
+				$qb->setParameter('type', IAppConfig::VALUE_ARRAY);
+				$qb->setParameter('appid', Application::APP_ID);
+				$qb->setParameter('configkey', $key);
+				$qb->executeStatement();
+			} elseif (in_array($key, ['add_footer', 'collect_metadata', 'identification_documents', 'make_validation_url_private', 'notify_unsigned_user', 'write_qrcode_on_footer']) && !is_bool($value)) {
+				$qb->setParameter('type', IAppConfig::VALUE_BOOL);
+				$qb->setParameter('appid', Application::APP_ID);
+				$qb->setParameter('configkey', $key);
+				$qb->executeStatement();
+			} elseif (in_array($key, ['expiry_in_days', 'length_of_page', 'maximum_validity']) && !is_int($value)) {
+				$qb->setParameter('type', IAppConfig::VALUE_INT);
+				$qb->setParameter('appid', Application::APP_ID);
+				$qb->setParameter('configkey', $key);
+				$qb->executeStatement();
+			}
+		}
+		if (array_key_exists('root_cert', $items)) {
+			if (!array_key_exists('rootCert', $items)) {
+				$value = $this->appConfig->getValueArray(Application::APP_ID, 'root_cert');
+				$this->appConfig->setValueArray(Application::APP_ID, 'rootCert', $value);
+			}
+			$this->appConfig->deleteKey(Application::APP_ID, 'root_cert');
+		}
+
 		return $schema;
 	}
 }