diff --git a/csharp/Platform.Disposables.Tests/DisposableTests.cs b/csharp/Platform.Disposables.Tests/DisposableTests.cs
index caa19fb..68dde86 100644
--- a/csharp/Platform.Disposables.Tests/DisposableTests.cs
+++ b/csharp/Platform.Disposables.Tests/DisposableTests.cs
@@ -42,7 +42,7 @@ private static ProcessStartInfo CreateProcessStartInfo(string logPath, bool wait
             return new ProcessStartInfo
             {
                 FileName = "dotnet",
-                Arguments = $"run -p \"{projectPath}\" -f net7 \"{logPath}\" {waitForCancellation.ToString()}",
+                Arguments = $"run -p \"{projectPath}\" -f net8 \"{logPath}\" {waitForCancellation.ToString()}",
                 UseShellExecute = false,
                 CreateNoWindow = true
             };
@@ -67,11 +67,7 @@ private static string GetDisposalObjectTestProjectFilePath()
                 }
             }
             pathParts = newPathParts.ToArray();
-#if NET472
-            var directory = string.Join(Path.DirectorySeparatorChar.ToString(), pathParts.ToArray());
-#else
             var directory = Path.Combine(pathParts);
-#endif
             var path = Path.Combine(directory, $"{disposalOrderTestProjectName}.csproj");
             if (!Path.IsPathRooted(path))
             {