diff --git a/server/vbv_lernwelt/dashboard/graphql/queries.py b/server/vbv_lernwelt/dashboard/graphql/queries.py
index c265a070..34d6b194 100644
--- a/server/vbv_lernwelt/dashboard/graphql/queries.py
+++ b/server/vbv_lernwelt/dashboard/graphql/queries.py
@@ -66,17 +66,16 @@ class DashboardQuery(graphene.ObjectType):
         user = info.context.user
 
         if user.is_superuser:
-            courses = Course.objects.all().values("id", "title", "slug")
             return [
                 {
-                    "id": c["id"],
-                    "course_id": c["id"],
-                    "name": c["title"],
-                    "slug": c["slug"],
+                    "id": c.id,
+                    "course_id": c.id,
+                    "name": c.title,
+                    "slug": c.slug,
                     "dashboard_type": DashboardType.SIMPLE_DASHBOARD,
                     "course_configuration": c.configuration,
                 }
-                for c in courses
+                for c in Course.objects.all()
             ]
 
         (