diff --git a/sdd/2017-london/src/ProductLaunch/ProductLaunch.MessageHandlers.IndexProspect/packages.config b/sdd/2017-london/src/ProductLaunch/ProductLaunch.MessageHandlers.IndexProspect/packages.config
index 60f76ca..bad1803 100644
--- a/sdd/2017-london/src/ProductLaunch/ProductLaunch.MessageHandlers.IndexProspect/packages.config
+++ b/sdd/2017-london/src/ProductLaunch/ProductLaunch.MessageHandlers.IndexProspect/packages.config
@@ -3,5 +3,5 @@
   <package id="Elasticsearch.Net" version="5.4.0" targetFramework="net452" />
   <package id="NATS.Client" version="0.7.1" targetFramework="net452" />
   <package id="NEST" version="5.4.0" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
 </packages>
\ No newline at end of file