diff --git a/Bloxstrap/App.xaml.cs b/Bloxstrap/App.xaml.cs
index 30c6cb6..4d5ac5b 100644
--- a/Bloxstrap/App.xaml.cs
+++ b/Bloxstrap/App.xaml.cs
@@ -145,6 +145,12 @@ namespace Bloxstrap
                 State.Load();
                 FastFlags.Load();
 
+                if (!Locale.SupportedLocales.ContainsKey(Settings.Prop.Locale))
+                {
+                    Settings.Prop.Locale = "nil";
+                    Settings.Save();
+                }
+
                 Locale.Set(Settings.Prop.Locale);
             }