1 files changed, 2 insertions, 2 deletions
diff --git a/core/Command/Maintenance/Mode.php b/core/Command/Maintenance/Mode.php
index e78d7827fde..17580b8b331 100644
--- a/core/Command/Maintenance/Mode.php
+++ b/core/Command/Maintenance/Mode.php
@@ -23,7 +23,6 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>
  *
  */
-
 namespace OC\Core\Command\Maintenance;
 
 use OCP\IConfig;
@@ -61,7 +60,7 @@ class Mode extends Command {
 			);
 	}
 
-	protected function execute(InputInterface $input, OutputInterface $output) {
+	protected function execute(InputInterface $input, OutputInterface $output): int {
 		$maintenanceMode = $this->config->getSystemValueBool('maintenance');
 		if ($input->getOption('on')) {
 			if ($maintenanceMode === false) {
@@ -84,5 +83,6 @@ class Mode extends Command {
 				$output->writeln('Maintenance mode is currently disabled');
 			}
 		}
+		return 0;
 	}
 }