diff --git a/MvcCodeFlowClientManual/packages.config b/MvcCodeFlowClientManual/packages.config
index 71f36e2..1c2289d 100644
--- a/MvcCodeFlowClientManual/packages.config
+++ b/MvcCodeFlowClientManual/packages.config
@@ -20,7 +20,7 @@
   <package id="Microsoft.Owin.Security.Cookies" version="4.0.1" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
   <package id="Modernizr" version="2.8.3" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net461" />
   <package id="Owin" version="1.0" targetFramework="net461" />
   <package id="popper.js" version="1.14.3" targetFramework="net461" />
   <package id="System.IdentityModel.Tokens.Jwt" version="5.4.0" targetFramework="net461" />