diff --git a/aplib.net-demo/Assets/Scripts/Configuration.cs b/aplib.net-demo/Assets/Scripts/Configuration.cs
index fc80cfad..4375739e 100644
--- a/aplib.net-demo/Assets/Scripts/Configuration.cs
+++ b/aplib.net-demo/Assets/Scripts/Configuration.cs
@@ -81,6 +81,8 @@ private void Start()
 
         TotalItemCount = AmmoItemAmount + HealthItemAmount + RageItemAmount;
         TotalEnemyCount = RangedEnemyAmount + MeleeEnemyAmount;
+
+        CheckAllValuesToBeValid();
     }
 
     /// <summary>