diff --git a/Urchin.Server.Tests/packages.config b/Urchin.Server.Tests/packages.config
index 3509d76..6e300a1 100644
--- a/Urchin.Server.Tests/packages.config
+++ b/Urchin.Server.Tests/packages.config
@@ -4,6 +4,6 @@
   <package id="Microsoft.Bcl" version="1.1.9" targetFramework="net40" />
   <package id="Microsoft.Bcl.Build" version="1.0.14" targetFramework="net40" />
   <package id="Moq" version="4.2.1507.0118" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="7.0.1" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" />
   <package id="NUnit" version="2.6.4" targetFramework="net40" />
 </packages>
\ No newline at end of file