diff --git a/WinRtHttpClientHandler.Tests/packages.config b/WinRtHttpClientHandler.Tests/packages.config
index 0f46372..241bf42 100644
--- a/WinRtHttpClientHandler.Tests/packages.config
+++ b/WinRtHttpClientHandler.Tests/packages.config
@@ -4,5 +4,5 @@
   <package id="Microsoft.Bcl" version="1.1.8" targetFramework="win81" />
   <package id="Microsoft.Bcl.Build" version="1.0.14" targetFramework="win81" />
   <package id="Microsoft.Net.Http" version="2.2.20" targetFramework="win81" />
-  <package id="Newtonsoft.Json" version="6.0.2" targetFramework="win81" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="win81" />
 </packages>
\ No newline at end of file