diff --git a/src/NzbDrone.Common.Test/PathExtensionFixture.cs b/src/NzbDrone.Common.Test/PathExtensionFixture.cs
index 58d28f52e..e3e7fb34a 100644
--- a/src/NzbDrone.Common.Test/PathExtensionFixture.cs
+++ b/src/NzbDrone.Common.Test/PathExtensionFixture.cs
@@ -196,7 +196,7 @@ namespace NzbDrone.Common.Test
         public void get_actual_casing_should_return_actual_casing_for_local_file_in_windows()
         {
             WindowsOnly();
-            var path = Environment.ExpandEnvironmentVariables("%SystemRoot%\\System32");
+            var path = Directory.GetDirectories("C:\\")[3];
             path.ToUpper().GetActualCasing().Should().Be(path);
             path.ToLower().GetActualCasing().Should().Be(path);
         }