New website version built
diff --git a/manifest.json b/manifest.json
index edc7c07..e0efc8e 100644
--- a/manifest.json
+++ b/manifest.json
@@ -448,7 +448,7 @@
       "output": {
         ".html": {
           "relative_path": "quick-start/tutorial.html",
-          "hash": "vzXR3qxk3GLX8VsX+cka3ptFxnFehtMaHj/8eBPFfWM="
+          "hash": "Vnd3MvrJeCXSZcS+nm4yiOpxasJmWCpGGJreT+z3zCg="
         }
       },
       "is_incremental": false,
diff --git a/quick-start/tutorial.html b/quick-start/tutorial.html
index 7d291b9..7e93b44 100644
--- a/quick-start/tutorial.html
+++ b/quick-start/tutorial.html
@@ -161,6 +161,8 @@
 using Lucene.Net.Util;
 using System.Diagnostics;
 using LuceneDirectory = Lucene.Net.Store.Directory;
+using OpenMode = Lucene.Net.Index.OpenMode;
+using Document = Lucene.Net.Documents.Document;
 
 // Specify the compatibility version we want
 const LuceneVersion luceneVersion = LuceneVersion.LUCENE_48;