diff --git a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml.cs b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml.cs
index 3254882f7ca..319d5f1b639 100644
--- a/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml.cs
+++ b/modules/docs/src/Volo.Docs.Web/Pages/Documents/Project/Index.cshtml.cs
@@ -542,12 +542,7 @@ private async Task<bool> TrySetDocumentAsync()
                     DocumentNameWithExtension = Document.Name;
                     SetDocumentPageTitle();
 
-                    if (Document != null && !Document.Content.IsNullOrEmpty())
-                    {
-                        TocItems = _tocGeneratorService.GenerateTocItems(Document.Content, TocLevelCount);
-                    }
-
-                    await ConvertDocumentContentToHtmlAsync();
+                    await ConvertDocumentContentToHtmlAsync();
 
                     return true;
                 }
@@ -605,6 +600,11 @@ private async Task ConvertDocumentContentToHtmlAsync()
             else
             {
                 DocumentNavigationsDto = new DocumentNavigationsDto();
+            }
+
+            if (Document != null && !Document.Content.IsNullOrEmpty())
+            {
+                TocItems = _tocGeneratorService.GenerateTocItems(Document.Content, TocLevelCount);
             }
 
             var converter = _documentToHtmlConverterFactory.Create<DocumentToHtmlConverterContext>(Document.Format ?? Project.Format);