diff --git a/build.cake b/build.cake
index ecef759..960c554 100644
--- a/build.cake
+++ b/build.cake
@@ -1,3 +1,5 @@
+#tool nuget:?package=ReportGenerator&version=4.1.10
+
 ///////////////////////////////////////////////////////////////////////////////
 // ARGUMENTS
 ///////////////////////////////////////////////////////////////////////////////
@@ -53,6 +55,20 @@ Task("test").Does(() =>
     {
         Configuration = configuration,
         ArgumentCustomization = args => args.Append(logger)
+                                            .Append("/p:AltCover=true")
+                                            .Append("/p:AltCoverForce=true")
+                                            .Append("/p:AltCoverCallContext=[Fact]|[Theory]")
+                                            .Append("/p:AltCoverAssemblyFilter=Cassette.Tests|AspNetCore.HttpClientFactory.QuickStart|xunit.runner")
+                                            .Append($"/p:AltCoverXmlReport={publishDirFullPath}/coverage.xml")
+    });
+});
+
+Task("report-coverage").Does(() =>
+{
+    ReportGenerator($"{publishDir}/coverage.xml", $"{publishDir}/coverage", new ReportGeneratorSettings
+    {
+        ReportTypes = new[] { ReportGeneratorReportType.Cobertura, ReportGeneratorReportType.HtmlInline_AzurePipelines_Dark },
+        Verbosity = ReportGeneratorVerbosity.Info
     });
 });
 
@@ -69,6 +85,7 @@ Task("default")
     .IsDependentOn("clean")
     .IsDependentOn("build")
     .IsDependentOn("test")
+    .IsDependentOn("report-coverage")
     .IsDependentOn("pack");
 
 RunTarget(target);
\ No newline at end of file
diff --git a/test/Cassette.Tests/Cassette.Tests.csproj b/test/Cassette.Tests/Cassette.Tests.csproj
index 7835ce3..d247f35 100644
--- a/test/Cassette.Tests/Cassette.Tests.csproj
+++ b/test/Cassette.Tests/Cassette.Tests.csproj
@@ -3,9 +3,11 @@
   <PropertyGroup>
     <TargetFramework>netcoreapp2.2</TargetFramework>
     <IsPackable>false</IsPackable>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="altcover" Version="5.3.675" />
     <PackageReference Include="FluentAssertions" Version="5.6.0" />
     <PackageReference Include="Microsoft.AspNetCore.App" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="2.2.0" />