diff --git a/Dirt.Env.Tests/Dirt.Env.Tests.csproj b/Dirt.Env.Tests/Dirt.Env.Tests.csproj
index c44dd98..c7bb16d 100644
--- a/Dirt.Env.Tests/Dirt.Env.Tests.csproj
+++ b/Dirt.Env.Tests/Dirt.Env.Tests.csproj
@@ -11,7 +11,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0"/>
         <PackageReference Include="xunit" Version="2.7.0" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.5.7">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>