diff --git a/src/Windows/ViewModels/AboutViewModel.cs b/src/Windows/ViewModels/AboutViewModel.cs
index 2d88481..2e72d49 100644
--- a/src/Windows/ViewModels/AboutViewModel.cs
+++ b/src/Windows/ViewModels/AboutViewModel.cs
@@ -8,7 +8,7 @@ using ReactiveUI;
 
 namespace AvaloniaCoreRTDemo.Windows.ViewModels
 {
-    internal record SystemDetail(String Key, String Value);
+    internal record SystemDetail(string Key, string Value);
 
     internal sealed class AboutViewModel : ReactiveObject
     {