diff --git a/src/ReadingTime6.Web.Tests.Unit/ReadingTime6.Web.Tests.Unit.csproj b/src/ReadingTime6.Web.Tests.Unit/ReadingTime6.Web.Tests.Unit.csproj
index ca21718..7c0e380 100644
--- a/src/ReadingTime6.Web.Tests.Unit/ReadingTime6.Web.Tests.Unit.csproj
+++ b/src/ReadingTime6.Web.Tests.Unit/ReadingTime6.Web.Tests.Unit.csproj
@@ -9,6 +9,7 @@
   <ItemGroup>
     <PackageReference Include="JunitXml.TestLogger" Version="3.0.114" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.2.0" />
+    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="6.2.3" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
       <PrivateAssets>all</PrivateAssets>