diff --git a/src/Application/src/RazorPagesTestSample/Pages/Index.cshtml.cs b/src/Application/src/RazorPagesTestSample/Pages/Index.cshtml.cs
index b8011e52..8017d6dd 100644
--- a/src/Application/src/RazorPagesTestSample/Pages/Index.cshtml.cs
+++ b/src/Application/src/RazorPagesTestSample/Pages/Index.cshtml.cs
@@ -7,6 +7,7 @@
 using System.Threading;
 using System.IO;
 using System.IO.Compression;
+using System.Linq;
 
 namespace RazorPagesTestSample.Pages
 {