diff --git a/app/Http/Controllers/MediaController.php b/app/Http/Controllers/MediaController.php
index a8361c7..0b477ff 100644
--- a/app/Http/Controllers/MediaController.php
+++ b/app/Http/Controllers/MediaController.php
@@ -38,6 +38,7 @@ use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\File;
@@ -156,12 +157,16 @@ class MediaController extends Controller
         $user = auth()->user();
 
         /** @var \App\Models\Dossier|null */
-        $dossier = Dossier::where('id', $request->folder)->first();
+        $dossier = Dossier::query()
+            ->with('dossierParent')
+            ->where('id', $request->input('folder'))
+            ->first();
 
         $response = [];
-        $filters  = (object)collect($request->filters)->all();
+        $filters  = (object)collect($request->input('filters'))->all();
 
-        $isDepot = ($dossier->parent_id ?? null) === 1 || ($dossier->id ?? null) === 1;
+        /** @var boolean Est un dossier Dépot ? */
+        $isDepot = !empty($dossier) and (\optional($dossier->dossierParent)->id === 1 || $dossier->id === 1);
 
         /**
          * Elastic Search must conditions
@@ -220,26 +225,30 @@ class MediaController extends Controller
             'bool.should' => $esShould,
             'bool.filter' => $esFilters,
         ]);
+        $sort  = [[$orderField => ['order' => $order]]];
 
-        $sort = [[$orderField => ['order' => $order]]];
-
-        $response['data'] = Media::searchByQuery(
+        Arr::set($response, 'data', Media::searchByQuery(
             $query,
             null,
             null,
             intval($request->post('limit', 50)),
             intval($request->post('offset', 0)),
             $sort
+        ));
+
+        Arr::set($response, 'draggable', $user->hasRole([
+            config('roles.const.ADMIN'),
+            config('roles.const.REDACTEUR')
+        ]));
+        Arr::set($response, 'isDepot', $isDepot);
+        Arr::set(
+            $response,
+            'isCAQuery',
+            $searchText &&
+                strpos($searchText, '=') !== false &&
+                \strval(collect(explode('=', $searchText))->get(0)) === 'ca'
         );
-
-        $response['draggable'] = $user->hasRole([config('roles.const.ADMIN'), config('roles.const.REDACTEUR')]);
-        $response['isDepot']   = $isDepot;
-
-        $response['isCAQuery'] = $searchText &&
-            strpos($searchText, '=') !== false &&
-            \strval(collect(explode('=', $searchText))->get(0)) === 'ca';
-
-        $response['role'] = $user->role;
+        Arr::set($response, 'role', $user->role);
 
         return \response()->json($response);
     }