diff --git a/app/core/views/ticket_categories.py b/app/core/views/ticket_categories.py
index f0a3ac5cd..b0664bdd1 100644
--- a/app/core/views/ticket_categories.py
+++ b/app/core/views/ticket_categories.py
@@ -71,7 +71,7 @@ class Delete(DeleteView):
     model = TicketCategory
 
     permission_required = [
-        'itim.delete_ticketcategory',
+        'core.delete_ticketcategory',
     ]