diff --git a/samples/AuthServer.Owin.NetFramework/packages.config b/samples/AuthServer.Owin.NetFramework/packages.config
index da05335..1943523 100644
--- a/samples/AuthServer.Owin.NetFramework/packages.config
+++ b/samples/AuthServer.Owin.NetFramework/packages.config
@@ -13,7 +13,7 @@
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.0" targetFramework="net471" />
   <package id="Microsoft.Owin.Security" version="4.0.0" targetFramework="net471" />
   <package id="Microsoft.Owin.Security.OAuth" version="4.0.0" targetFramework="net471" />
-  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net471" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net471" />
   <package id="Owin" version="1.0" targetFramework="net471" />
   <package id="System.IdentityModel.Tokens.Jwt" version="5.2.4" targetFramework="net471" />
 </packages>
\ No newline at end of file