diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8249c901..cb0cc9bb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Change Log
 
+- csharp: convert after uploading only tagged formats
 - csharp-mvc: convert after uploading only tagged formats
 - link in referenceData
 - using a repo with a list of formats
diff --git a/web/documentserver-example/csharp/FormatManager.cs b/web/documentserver-example/csharp/FormatManager.cs
index f5eba7c2..6039f090 100644
--- a/web/documentserver-example/csharp/FormatManager.cs
+++ b/web/documentserver-example/csharp/FormatManager.cs
@@ -104,9 +104,7 @@ namespace OnlineEditorsExample
         public static List<Format> Convertible()
         {
             return All()
-                .Where(format => (format.Type == "cell" && format.Convert.Contains("xlsx"))
-                                || (format.Type == "slide" && format.Convert.Contains("pptx"))
-                                || (format.Type == "word" && format.Convert.Contains("docx")))
+                .Where(format => format.Actions.Contains("auto-convert"))
                 .ToList();
         }