diff --git a/source/DotNetOpenAuth.WebAPI/packages.config b/source/DotNetOpenAuth.WebAPI/packages.config
index 1d7b513..2aa2815 100644
--- a/source/DotNetOpenAuth.WebAPI/packages.config
+++ b/source/DotNetOpenAuth.WebAPI/packages.config
@@ -16,5 +16,5 @@
   <package id="Microsoft.Bcl.Build" version="1.0.21" targetFramework="net40" />
   <package id="Microsoft.IdentityModel" version="6.1.7600.16394" targetFramework="net40" />
   <package id="Microsoft.Net.Http" version="2.2.28" targetFramework="net40" requireReinstallation="True" />
-  <package id="Newtonsoft.Json" version="6.0.6" targetFramework="net40" requireReinstallation="True" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" requireReinstallation="True" />
 </packages>
\ No newline at end of file