diff --git a/src/Umbraco.Infrastructure/Trees/TreeRootNode.cs b/src/Umbraco.Infrastructure/Trees/TreeRootNode.cs
index 9380934a20..63ad681969 100644
--- a/src/Umbraco.Infrastructure/Trees/TreeRootNode.cs
+++ b/src/Umbraco.Infrastructure/Trees/TreeRootNode.cs
@@ -1,10 +1,7 @@
-using System.Globalization;
-using System.Linq;
-using System.Runtime.Serialization;
-using Umbraco.Cms.Core;
+using System.Runtime.Serialization;
 using Umbraco.Cms.Core.Trees;
 
-namespace Umbraco.Web.Models.Trees
+namespace Umbraco.Cms.Core.Models.Trees
 {
     /// <summary>
     /// A tree node that represents various types of root nodes
diff --git a/src/Umbraco.Web.BackOffice/Controllers/SectionController.cs b/src/Umbraco.Web.BackOffice/Controllers/SectionController.cs
index 00874c9a74..6515c7055c 100644
--- a/src/Umbraco.Web.BackOffice/Controllers/SectionController.cs
+++ b/src/Umbraco.Web.BackOffice/Controllers/SectionController.cs
@@ -9,12 +9,12 @@ using Microsoft.AspNetCore.Mvc.Controllers;
 using Microsoft.AspNetCore.Mvc.Infrastructure;
 using Umbraco.Cms.Core.Mapping;
 using Umbraco.Cms.Core.Models.ContentEditing;
+using Umbraco.Cms.Core.Models.Trees;
 using Umbraco.Cms.Core.Security;
 using Umbraco.Cms.Core.Services;
 using Umbraco.Cms.Web.BackOffice.Trees;
 using Umbraco.Cms.Web.Common.Attributes;
 using Umbraco.Extensions;
-using Umbraco.Web.Models.Trees;
 using Constants = Umbraco.Cms.Core.Constants;
 
 namespace Umbraco.Cms.Web.BackOffice.Controllers
diff --git a/src/Umbraco.Web.BackOffice/Trees/ApplicationTreeController.cs b/src/Umbraco.Web.BackOffice/Trees/ApplicationTreeController.cs
index 3877f9a0e2..a9a9611cbc 100644
--- a/src/Umbraco.Web.BackOffice/Trees/ApplicationTreeController.cs
+++ b/src/Umbraco.Web.BackOffice/Trees/ApplicationTreeController.cs
@@ -8,6 +8,7 @@ using Microsoft.AspNetCore.Mvc.Controllers;
 using Microsoft.AspNetCore.Mvc.Infrastructure;
 using Microsoft.AspNetCore.Routing;
 using Microsoft.Extensions.Primitives;
+using Umbraco.Cms.Core.Models.Trees;
 using Umbraco.Cms.Core.Services;
 using Umbraco.Cms.Core.Trees;
 using Umbraco.Cms.Web.BackOffice.Controllers;
@@ -16,7 +17,6 @@ using Umbraco.Cms.Web.Common.Attributes;
 using Umbraco.Cms.Web.Common.Filters;
 using Umbraco.Cms.Web.Common.ModelBinders;
 using Umbraco.Extensions;
-using Umbraco.Web.Models.Trees;
 using static Umbraco.Cms.Core.Constants.Web.Routing;
 using Constants = Umbraco.Cms.Core.Constants;