diff --git a/tests/BenchmarkDotNet.Tests/BenchmarkDotNet.Tests.csproj b/tests/BenchmarkDotNet.Tests/BenchmarkDotNet.Tests.csproj
index e4249b676b..c85c101890 100755
--- a/tests/BenchmarkDotNet.Tests/BenchmarkDotNet.Tests.csproj
+++ b/tests/BenchmarkDotNet.Tests/BenchmarkDotNet.Tests.csproj
@@ -28,6 +28,7 @@
     <ProjectReference Include="..\..\src\BenchmarkDotNet.Diagnostics.Windows\BenchmarkDotNet.Diagnostics.Windows.csproj" />
     <PackageReference Include="Microsoft.NETCore.Platforms" Version="6.0.0" />
     <PackageReference Include="System.Memory" Version="4.5.5" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
     <Reference Include="System.Runtime" />
     <Reference Include="System.Threading.Tasks" />
     <Reference Include="System" />