diff --git a/lib/classes/appbox.php b/lib/classes/appbox.php
index 17cf7ac793..b8ade4ce38 100644
--- a/lib/classes/appbox.php
+++ b/lib/classes/appbox.php
@@ -238,11 +238,11 @@ class appbox extends base
 
     protected function post_upgrade(Application $app)
     {
-        $this->apply_patches($this->get_version(), $app['phraseanet.version']->getNumber(), true, $app);
+        $this->apply_patches($this->get_version(), $app['phraseanet.version']->getNumber(), true);
         $this->setVersion($app['phraseanet.version']);
 
         foreach ($this->get_databoxes() as $databox) {
-            $databox->apply_patches($databox->get_version(), $app['phraseanet.version']->getNumber(), true, $app);
+            $databox->apply_patches($databox->get_version(), $app['phraseanet.version']->getNumber(), true);
             $databox->setVersion($app['phraseanet.version']);
         }
 
diff --git a/lib/classes/base.php b/lib/classes/base.php
index 618e8d1325..4ffe971e60 100644
--- a/lib/classes/base.php
+++ b/lib/classes/base.php
@@ -263,10 +263,10 @@ abstract class base implements cache_cacheableInterface
         return $this;
     }
 
-    public function apply_patches($from, $to, $post_process, Application $app)
+    public function apply_patches($from, $to, $post_process)
     {
         $service = new DatabaseMaintenanceService($this->app, $this->connection);
 
-        return $service->applyPatches($this, $from, $to, $post_process, $app);
+        return $service->applyPatches($this, $from, $to, $post_process);
     }
 }