diff --git a/src/Bundle/ChillPersonBundle/Controller/PersonApiController.php b/src/Bundle/ChillPersonBundle/Controller/PersonApiController.php
index b845de1fd..9bd54945e 100644
--- a/src/Bundle/ChillPersonBundle/Controller/PersonApiController.php
+++ b/src/Bundle/ChillPersonBundle/Controller/PersonApiController.php
@@ -120,7 +120,7 @@ class PersonApiController extends ApiController
         return $this->json($configAltNames, Response::HTTP_OK, [], ['groups' => ['read']]);
     }
 
-    public function getValidationGroups(string $action, Request $request, string $_format, $entity): ?array 
+    protected function getValidationGroups(string $action, Request $request, string $_format, $entity): ?array 
     {
         if ($action === '_entity'){
             if ($request->getMethod() === Request::METHOD_POST){