diff --git a/tests/Atypical.VirtualFileSystem.Ftp.Tests/Atypical.VirtualFileSystem.Ftp.Tests.csproj b/tests/Atypical.VirtualFileSystem.Ftp.Tests/Atypical.VirtualFileSystem.Ftp.Tests.csproj
index ef05594..a81a5c2 100644
--- a/tests/Atypical.VirtualFileSystem.Ftp.Tests/Atypical.VirtualFileSystem.Ftp.Tests.csproj
+++ b/tests/Atypical.VirtualFileSystem.Ftp.Tests/Atypical.VirtualFileSystem.Ftp.Tests.csproj
@@ -7,7 +7,7 @@
 
     <ItemGroup>
         <PackageReference Include="Shouldly" Version="4.3.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/tests/Atypical.VirtualFileSystem.GitHub.Tests/Atypical.VirtualFileSystem.GitHub.Tests.csproj b/tests/Atypical.VirtualFileSystem.GitHub.Tests/Atypical.VirtualFileSystem.GitHub.Tests.csproj
index 620842e..0fcbf8a 100644
--- a/tests/Atypical.VirtualFileSystem.GitHub.Tests/Atypical.VirtualFileSystem.GitHub.Tests.csproj
+++ b/tests/Atypical.VirtualFileSystem.GitHub.Tests/Atypical.VirtualFileSystem.GitHub.Tests.csproj
@@ -7,7 +7,7 @@
 
     <ItemGroup>
         <PackageReference Include="Shouldly" Version="4.3.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
         <PackageReference Include="NSubstitute" Version="5.3.0" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
diff --git a/tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests.csproj b/tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests.csproj
index c69bfa7..8e3f561 100644
--- a/tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests.csproj
+++ b/tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests/Atypical.VirtualFileSystem.Providers.Abstractions.Tests.csproj
@@ -7,7 +7,7 @@
 
     <ItemGroup>
         <PackageReference Include="Shouldly" Version="4.3.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
         <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/tests/Atypical.VirtualFileSystem.UnitTests/Atypical.VirtualFileSystem.UnitTests.csproj b/tests/Atypical.VirtualFileSystem.UnitTests/Atypical.VirtualFileSystem.UnitTests.csproj
index 26ddf84..081c5fc 100644
--- a/tests/Atypical.VirtualFileSystem.UnitTests/Atypical.VirtualFileSystem.UnitTests.csproj
+++ b/tests/Atypical.VirtualFileSystem.UnitTests/Atypical.VirtualFileSystem.UnitTests.csproj
@@ -7,7 +7,7 @@
 
     <ItemGroup>
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         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>