diff --git a/FryPot_DosingSystem/ViewModel/AgvViewModel.cs b/FryPot_DosingSystem/ViewModel/AgvViewModel.cs
index 1dcf5691..6013f8ac 100644
--- a/FryPot_DosingSystem/ViewModel/AgvViewModel.cs
+++ b/FryPot_DosingSystem/ViewModel/AgvViewModel.cs
@@ -834,7 +834,7 @@ namespace FryPot_DosingSystem.ViewModel
                     try
                     {
                         count = int.Parse(_DishesNum);
-                        if (count > 0 && count <= 8)
+                        if (count >= 0 && count <= 8)
                         {
                             _DishesNum = count.ToString();
                         }