diff --git a/test/MiniRest.NetCore.Test/MiniRest.NetCore.Test.csproj b/test/MiniRest.NetCore.Test/MiniRest.NetCore.Test.csproj
index 3817132..4dcc799 100644
--- a/test/MiniRest.NetCore.Test/MiniRest.NetCore.Test.csproj
+++ b/test/MiniRest.NetCore.Test/MiniRest.NetCore.Test.csproj
@@ -16,7 +16,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0-preview-20170106-08" />
     <PackageReference Include="MiniRest" Version="1.0.6" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NUnit" Version="3.5.0" />
     <PackageReference Include="dotnet-test-nunit" Version="3.4.0-beta-3" />
   </ItemGroup>