diff --git a/src/Umbraco.Web.UI.Client/src/packages/data-type/tree/folder/data-type-folder.server.data-source.ts b/src/Umbraco.Web.UI.Client/src/packages/data-type/tree/folder/data-type-folder.server.data-source.ts
index 312cbdb919..e5f5be8799 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/data-type/tree/folder/data-type-folder.server.data-source.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/data-type/tree/folder/data-type-folder.server.data-source.ts
@@ -61,7 +61,7 @@ export class UmbDataTypeFolderServerDataSource implements UmbFolderDataSource {
 
 		const requestBody = {
 			id: args.unique,
-			parentId: args.parentUnique,
+			parent: args.parentUnique ? { id: args.parentUnique } : null,
 			name: args.name,
 		};
 
diff --git a/src/Umbraco.Web.UI.Client/src/packages/media/media-types/tree/folder/media-type-folder.server.data-source.ts b/src/Umbraco.Web.UI.Client/src/packages/media/media-types/tree/folder/media-type-folder.server.data-source.ts
index 86f58e066f..5976006ded 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/media/media-types/tree/folder/media-type-folder.server.data-source.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/media/media-types/tree/folder/media-type-folder.server.data-source.ts
@@ -61,7 +61,7 @@ export class UmbMediaTypeFolderServerDataSource implements UmbFolderDataSource {
 
 		const requestBody = {
 			id: args.unique,
-			parentId: args.parentUnique,
+			parentId: args.parentUnique ? { id: args.parentUnique } : null,
 			name: args.name,
 		};