diff --git a/unit-tests/NAME.SelfHost.HttpListener.Tests/NAME.SelfHost.HttpListener.Tests.csproj b/unit-tests/NAME.SelfHost.HttpListener.Tests/NAME.SelfHost.HttpListener.Tests.csproj
index b832200..8cfc84c 100644
--- a/unit-tests/NAME.SelfHost.HttpListener.Tests/NAME.SelfHost.HttpListener.Tests.csproj
+++ b/unit-tests/NAME.SelfHost.HttpListener.Tests/NAME.SelfHost.HttpListener.Tests.csproj
@@ -13,7 +13,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="xunit" Version="2.3.0-beta3-build3705" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.3.0-beta3-build3705" />
     <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.0-beta3-build3705" />