diff --git a/host/ProtocolGateway.Host.Cloud.Service/packages.config b/host/ProtocolGateway.Host.Cloud.Service/packages.config
index c408657c..c3981b1e 100644
--- a/host/ProtocolGateway.Host.Cloud.Service/packages.config
+++ b/host/ProtocolGateway.Host.Cloud.Service/packages.config
@@ -23,7 +23,7 @@
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="3.1.0" targetFramework="net451" />
   <package id="Mono.Security" version="3.2.3.0" targetFramework="net451" />
   <package id="NETStandard.Library" version="1.6.1" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="Owin" version="1.0" targetFramework="net451" />
   <package id="System.Collections" version="4.3.0" targetFramework="net451" />
   <package id="System.Collections.Concurrent" version="4.3.0" targetFramework="net451" />