diff --git a/tests/FSharp.Control.AsyncSeq.Tests/FSharp.Control.AsyncSeq.Tests.fsproj b/tests/FSharp.Control.AsyncSeq.Tests/FSharp.Control.AsyncSeq.Tests.fsproj
index 26eb01b0..d3a260f0 100644
--- a/tests/FSharp.Control.AsyncSeq.Tests/FSharp.Control.AsyncSeq.Tests.fsproj
+++ b/tests/FSharp.Control.AsyncSeq.Tests/FSharp.Control.AsyncSeq.Tests.fsproj
@@ -9,6 +9,7 @@
     <None Include="AsyncSeqPerf.fsx" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="coverlet.collector" Version="6.0.0" />
     <ProjectReference Include="..\..\src\FSharp.Control.AsyncSeq\FSharp.Control.AsyncSeq.fsproj" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
     <PackageReference Include="NUnit" Version="3.9.0" />