diff --git a/scanner.pas b/scanner.pas
index 8f77f77..4d6983e 100644
--- a/scanner.pas
+++ b/scanner.pas
@@ -183,6 +183,7 @@ begin
   Stop.Visible := state;
   Destination.Enabled := state;
   Destination.Visible := state;
+  Swap.Enabled:=state;
   Product.Enabled := not state;
   Product.Visible := not state;
   ScanButton.Enabled:=true;