diff --git a/src/Orchard.Web/Modules/Orchard.Indexing/Services/IndexingTaskExecutor.cs b/src/Orchard.Web/Modules/Orchard.Indexing/Services/IndexingTaskExecutor.cs
index 2de7e3269..b8256b7b8 100644
--- a/src/Orchard.Web/Modules/Orchard.Indexing/Services/IndexingTaskExecutor.cs
+++ b/src/Orchard.Web/Modules/Orchard.Indexing/Services/IndexingTaskExecutor.cs
@@ -103,8 +103,7 @@ namespace Orchard.Indexing.Services {
                     ? _repository.Fetch(x => true).ToArray()
                     : _repository.Fetch(x => x.CreatedUtc >= lastIndexUtc).ToArray(); // CreatedUtc and lastIndexUtc might be equal if a content item is created in a background task
 
-
-                // nothing to do ?
+                // nothing to do ?)))
                 if (taskRecords.Length + updateIndexDocuments.Count == 0) {
                     Logger.Information("Index update requested, nothing to do");
                     return;
@@ -137,6 +136,10 @@ namespace Orchard.Indexing.Services {
                     if (!settings.Included)
                         continue;
 
+                    // skip items which already are in updateIndexDocuments
+                    if (addedContentItemIds.Contains(task.ContentItem.Id.ToString()))
+                        continue;
+
                     try {
                         var documentIndex = _indexProvider.New(task.ContentItem.Id);
                         _contentManager.Index(task.ContentItem, documentIndex);