diff --git a/webapp/src/Controller/API/JudgehostController.php b/webapp/src/Controller/API/JudgehostController.php
index b5e6aacb8ad..0b197c00bda 100644
--- a/webapp/src/Controller/API/JudgehostController.php
+++ b/webapp/src/Controller/API/JudgehostController.php
@@ -1182,7 +1182,6 @@ public function getFilesAction(
         response: 200,
         description: 'Returns optionally compiler and runner version commands.',
         content: new OA\JsonContent(
-            required: [],
             properties: [
                 new OA\Property(property: 'compiler_version_command', type: 'string', nullable: true),
                 new OA\Property(property: 'runner_version_command', type: 'string', nullable: true),