diff --git a/src/Umbraco.Web.BackOffice/Controllers/StylesheetController.cs b/src/Umbraco.Web.BackOffice/Controllers/StylesheetController.cs
index 922d191d0751..1fc5f641f6b3 100644
--- a/src/Umbraco.Web.BackOffice/Controllers/StylesheetController.cs
+++ b/src/Umbraco.Web.BackOffice/Controllers/StylesheetController.cs
@@ -1,8 +1,10 @@
+using Microsoft.AspNetCore.Authorization;
 using Umbraco.Cms.Core;
 using Umbraco.Cms.Core.Models;
 using Umbraco.Cms.Core.Models.ContentEditing;
 using Umbraco.Cms.Core.Services;
 using Umbraco.Cms.Web.Common.Attributes;
+using Umbraco.Cms.Web.Common.Authorization;
 using Umbraco.Extensions;
 using Stylesheet = Umbraco.Cms.Core.Models.ContentEditing.Stylesheet;