diff --git a/tests/Automatonymous.Tests/Automatonymous.Tests.csproj b/tests/Automatonymous.Tests/Automatonymous.Tests.csproj
index 5abb70d..cda4061 100644
--- a/tests/Automatonymous.Tests/Automatonymous.Tests.csproj
+++ b/tests/Automatonymous.Tests/Automatonymous.Tests.csproj
@@ -5,7 +5,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="NUnit" Version="3.13.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
     <ProjectReference Include="..\..\src\Automatonymous\Automatonymous.csproj" />