diff --git a/popcorn/Assets/MyGame/Scripts/Const.cs b/popcorn/Assets/MyGame/Scripts/Const.cs
index 41f05d85..3302a130 100644
--- a/popcorn/Assets/MyGame/Scripts/Const.cs
+++ b/popcorn/Assets/MyGame/Scripts/Const.cs
@@ -11,7 +11,7 @@ public static class Const {
     public static readonly int DefaultRecipeId = 1;
     public static readonly int DefaultPanId = 1;
     public static readonly int ShopTankId = 20;
-    public static readonly int MaxShopLevel = 17;
+    public static readonly int MaxShopLevel = 18;
     public static readonly int TankCapacity = 20;
     public static readonly int SpecialShopLevel = 9999;
     public static readonly int SpecialCategory = 9999;