diff --git a/Elwig/Windows/DeliveryAdminWindow.xaml.cs b/Elwig/Windows/DeliveryAdminWindow.xaml.cs
index c305659..10c0738 100644
--- a/Elwig/Windows/DeliveryAdminWindow.xaml.cs
+++ b/Elwig/Windows/DeliveryAdminWindow.xaml.cs
@@ -1379,7 +1379,7 @@ namespace Elwig.Windows {
                 var kl = mod.Where(m => m.Name.StartsWith("Klasse ")).Select(m => m.ModId).LastOrDefault("_")[0];
                 if (ViewModel.IsUnloadingPumped && (kl == 'A' || kl == '_')) {
                     kl = 'B';
-                } else if (ViewModel.IsUnloadingDumper && kl == '_') {
+                } else if (ViewModel.IsUnloadingDumper && (kl == 'B' || kl == '_')) {
                     kl = 'A';
                 } else {
                     kl = '_';