diff --git a/samples/Source Control System API/Tests/SourceControlSystem.Api.Tests/packages.config b/samples/Source Control System API/Tests/SourceControlSystem.Api.Tests/packages.config
index cf90973d..ef8dc11e 100644
--- a/samples/Source Control System API/Tests/SourceControlSystem.Api.Tests/packages.config	
+++ b/samples/Source Control System API/Tests/SourceControlSystem.Api.Tests/packages.config	
@@ -20,6 +20,6 @@
   <package id="Microsoft.Owin.Testing" version="3.0.1" targetFramework="net452" />
   <package id="Moq" version="4.5.21" targetFramework="net452" />
   <package id="MyTested.WebApi" version="1.2.5" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Owin" version="1.0" targetFramework="net452" />
 </packages>
\ No newline at end of file