diff --git a/src/JustGiving.EventStore.Http.Client/packages.config b/src/JustGiving.EventStore.Http.Client/packages.config
index 61a3148..dfcd65a 100644
--- a/src/JustGiving.EventStore.Http.Client/packages.config
+++ b/src/JustGiving.EventStore.Http.Client/packages.config
@@ -4,5 +4,5 @@
   <package id="Microsoft.Bcl" version="1.1.9" targetFramework="net45" />
   <package id="Microsoft.Bcl.Build" version="1.0.14" targetFramework="net451" />
   <package id="Microsoft.Net.Http" version="2.2.22" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
 </packages>
\ No newline at end of file