diff --git a/CSharp/Library/Microsoft.Bot.Builder.Autofac/packages.config b/CSharp/Library/Microsoft.Bot.Builder.Autofac/packages.config
index 73093ea34..12920e76b 100644
--- a/CSharp/Library/Microsoft.Bot.Builder.Autofac/packages.config
+++ b/CSharp/Library/Microsoft.Bot.Builder.Autofac/packages.config
@@ -2,6 +2,6 @@
 <packages>
   <package id="Autofac" version="3.5.2" targetFramework="net46" />
   <package id="Microsoft.Rest.ClientRuntime" version="2.3.11" targetFramework="net46" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net46" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net46" />
   <package id="SourceLink.Create.CommandLine" version="2.8.3" targetFramework="net46" developmentDependency="true" />
 </packages>
\ No newline at end of file