diff --git a/marietje/api/views.py b/marietje/api/views.py
index a1ba7e9..39c9c1a 100644
--- a/marietje/api/views.py
+++ b/marietje/api/views.py
@@ -62,7 +62,8 @@ def permissions(request):
     return JsonResponse({
         'can_move': request.user.has_perm('queues.can_move'),
         'can_skip': request.user.has_perm('queues.can_skip'),
-        'can_cancel': request.user.has_perm('queues.can_cancel')
+        'can_cancel': request.user.has_perm('queues.can_cancel'),
+        'can_control_volume': request.user.has_perm('queues.can_control_volume')
     })