diff --git a/Tests/Neutronium.Core.Test/Neutronium.Core.Test.csproj b/Tests/Neutronium.Core.Test/Neutronium.Core.Test.csproj
index 68d19934..4e3c431a 100644
--- a/Tests/Neutronium.Core.Test/Neutronium.Core.Test.csproj
+++ b/Tests/Neutronium.Core.Test/Neutronium.Core.Test.csproj
@@ -25,7 +25,7 @@
       <Version>5.5.3</Version>
     </PackageReference>
     <PackageReference Include="FsCheck.Xunit" Version="2.13.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NSubstitute">
       <Version>3.1.0</Version>
     </PackageReference>
diff --git a/Tests/Neutronium.Core.Test/packages.config b/Tests/Neutronium.Core.Test/packages.config
index dedade76..04c8e785 100644
--- a/Tests/Neutronium.Core.Test/packages.config
+++ b/Tests/Neutronium.Core.Test/packages.config
@@ -7,7 +7,7 @@
   <package id="FsCheck.Xunit" version="2.7.2" targetFramework="net45" />
   <package id="FSharp.Core" version="3.1.2.5" targetFramework="net45" />
   <package id="MoreCollection" version="2.0.0" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="NSubstitute" version="1.9.2.0" targetFramework="net45" />
   <package id="xunit" version="2.1.0" targetFramework="net45" />
   <package id="xunit.abstractions" version="2.0.0" targetFramework="net45" />