diff --git a/sample/MigrationBackup/5d418df3/Tanka.GraphQL.Sample.Chat.Client.Wpf/packages.config b/sample/MigrationBackup/5d418df3/Tanka.GraphQL.Sample.Chat.Client.Wpf/packages.config
index 7bcfc49..1e6b3fa 100644
--- a/sample/MigrationBackup/5d418df3/Tanka.GraphQL.Sample.Chat.Client.Wpf/packages.config
+++ b/sample/MigrationBackup/5d418df3/Tanka.GraphQL.Sample.Chat.Client.Wpf/packages.config
@@ -44,7 +44,7 @@
   <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net472" />
   <package id="System.Reactive" version="4.1.5" targetFramework="net472" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" targetFramework="net472" />
-  <package id="System.Text.Encodings.Web" version="4.5.0" targetFramework="net472" />
+  <package id="System.Text.Encodings.Web" version="4.5.1" targetFramework="net472" />
   <package id="System.Threading.Channels" version="4.5.0" targetFramework="net472" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.2" targetFramework="net472" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net472" />