diff --git a/backend/src/Squidex/Areas/Api/Controllers/Contents/ContentsController.cs b/backend/src/Squidex/Areas/Api/Controllers/Contents/ContentsController.cs
index 5c9efc8cb..0ed3600a9 100644
--- a/backend/src/Squidex/Areas/Api/Controllers/Contents/ContentsController.cs
+++ b/backend/src/Squidex/Areas/Api/Controllers/Contents/ContentsController.cs
@@ -21,10 +21,6 @@ using Squidex.Web;
 
 namespace Squidex.Areas.Api.Controllers.Contents
 {
-    /// <summary>
-    /// Updates and retrieves contents.
-    /// </summary>
-    [ApiExplorerSettings(GroupName = nameof(Contents))]
     public sealed class ContentsController : ApiController
     {
         private readonly IContentQueryService contentQuery;
diff --git a/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkResultDto.cs b/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkResultDto.cs
index 0e3a622dd..526fe8e4b 100644
--- a/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkResultDto.cs
+++ b/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkResultDto.cs
@@ -16,7 +16,7 @@ namespace Squidex.Areas.Api.Controllers.Contents.Models
     public sealed class BulkResultDto
     {
         /// <summary>
-        /// The error when the import failed.
+        /// The error when the bulk job failed.
         /// </summary>
         public ErrorDto? Error { get; set; }
 
diff --git a/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkUpdateJobDto.cs b/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkUpdateJobDto.cs
index 321e00e73..14680492f 100644
--- a/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkUpdateJobDto.cs
+++ b/backend/src/Squidex/Areas/Api/Controllers/Contents/Models/BulkUpdateJobDto.cs
@@ -28,7 +28,7 @@ namespace Squidex.Areas.Api.Controllers.Contents.Models
         public DomainId? Id { get; set; }
 
         /// <summary>
-        /// The data of the content when type is set to 'Upsert'.
+        /// The data of the content when type is set to 'Upsert', 'Create', 'Update' or 'Patch.
         /// </summary>
         public NamedContentData? Data { get; set; }