diff --git a/Bot/DbService.fs b/Bot/DbService.fs
index 7ae2e5c..7c9a58d 100644
--- a/Bot/DbService.fs
+++ b/Bot/DbService.fs
@@ -29,7 +29,7 @@ let readItem (reader : RowReader) =
           | "Shield" -> ItemType.Shield
           | "Food" -> ItemType.Food
           | "Accessory" -> ItemType.Accessory
-          | _ -> ItemType.Accessory
+          | _ -> ItemType.Misc
       Item.Attributes = [
           reader.intOrNone "buy_price" |> Option.map (fun a -> Buyable (a * 1<GBT>))
           reader.intOrNone "sell_price" |> Option.map (fun a -> Sellable (a * 1<GBT>))
@@ -185,7 +185,7 @@ let updatePlayerCurrency (addAmount : int<GBT>) (player : PlayerData) =
         "did", Sql.string (string player.DiscordId)
         "gbt", Sql.int (int addAmount)
     ] |> Sql.query """
-        UPDATE "user" SET gbt = gbt + @gbt WHERE discord_id = @did;
+          UPDATE "user" SET gbt = gbt + GREATEST(gbt + @gbt, 0) WHERE discord_id = @did;
        """
     |> Sql.executeNonQueryAsync
     |> Async.AwaitTask
diff --git a/Bot/GameHelpers.fs b/Bot/GameHelpers.fs
index 5a0dc5f..8fb61f4 100644
--- a/Bot/GameHelpers.fs
+++ b/Bot/GameHelpers.fs
@@ -19,6 +19,7 @@ module Inventory =
         | ItemType.Shield -> inventory |> List.filter (fun item -> match item.Type with ItemType.Shield _ -> true | _ -> false)
         | ItemType.Food -> inventory |> List.filter (fun item -> match item.Type with ItemType.Food _ -> true | _ -> false)
         | ItemType.Accessory -> inventory |> List.filter (fun item -> match item.Type with ItemType.Accessory _ -> true | _ -> false)
+        | ItemType.Misc -> inventory |> List.filter (fun item -> match item.Type with ItemType.Misc _ -> true | _ -> false)
 
     let findItemById id (inventory : Inventory) = inventory |> List.find (fun item -> item.Id = id)
 
diff --git a/Bot/GameTypes.fs b/Bot/GameTypes.fs
index ddf003f..472a297 100644
--- a/Bot/GameTypes.fs
+++ b/Bot/GameTypes.fs
@@ -88,6 +88,7 @@ type ItemType =
     | Shield
     | Food
     | Accessory
+    | Misc
     
 type Effect =
     | Min of int
diff --git a/Bot/Games/SlotMachine.fs b/Bot/Games/SlotMachine.fs
index c7ed238..80317dd 100644
--- a/Bot/Games/SlotMachine.fs
+++ b/Bot/Games/SlotMachine.fs
@@ -128,7 +128,10 @@ let mutable anyEmoji : DiscordEmoji option = None
 let getJackpotAmount () =
     GuildEnvironment.connectionString
     |> Sql.connect
-    |> Sql.query "SELECT stock FROM item WHERE symbol = 'JACKPOT'"
+    |> Sql.query """
+            SELECT stock FROM store_item
+            WHERE store_item.item_id = (SELECT id FROM item WHERE symbol = 'JACKPOT')
+        """
     |> Sql.executeRowAsync (fun read -> (read.int "stock") * 1<GBT>)
     |> Async.AwaitTask
 
@@ -136,7 +139,10 @@ let incrementJackpot amount =
     GuildEnvironment.connectionString
     |> Sql.connect
     |> Sql.parameters [ ( "amount" , Sql.int (int amount) )  ]
-    |> Sql.query "UPDATE item SET stock = stock + @amount WHERE symbol = 'JACKPOT'"
+    |> Sql.query """
+            UPDATE store_item SET stock = stock + @amount
+            WHERE store_item.item_id = (SELECT id FROM item WHERE symbol = 'JACKPOT')
+        """
     |> Sql.executeNonQueryAsync
     |> Async.AwaitTask
 
@@ -144,7 +150,10 @@ let resetJackpot amount =
     GuildEnvironment.connectionString
     |> Sql.connect
     |> Sql.parameters [ ( "amount" , Sql.int (int amount) )  ]
-    |> Sql.query "UPDATE item SET stock = @amount WHERE symbol = 'JACKPOT'"
+    |> Sql.query """
+            UPDATE store_item SET stock = @amount
+            WHERE store_item.item_id = (SELECT id FROM item WHERE symbol = 'JACKPOT')
+        """
     |> Sql.executeNonQueryAsync
     |> Async.AwaitTask
 
diff --git a/Bot/InviteTracker.fs b/Bot/InviteTracker.fs
index e170fba..68f7a2f 100644
--- a/Bot/InviteTracker.fs
+++ b/Bot/InviteTracker.fs
@@ -182,9 +182,11 @@ let getWhitelistItem () =
     connStr
     |> Sql.connect
     |> Sql.query """
-            SELECT stock, price FROM item WHERE symbol = 'WHITELIST'
+            SELECT stock, buy_price FROM store_item
+            JOIN item i on store_item.item_id = i.id
+            WHERE i.symbol = 'WHITELIST'
         """
-    |> Sql.executeRowAsync (fun read -> {| Stock = read.int "stock" ; Price = (read.int "price") * 1<GBT> |})
+    |> Sql.executeRowAsync (fun read -> {| Stock = read.int "stock" ; Price = (read.int "buy_price") * 1<GBT> |})
     |> Async.AwaitTask
 
 let updateWhitelistStock () = async {
@@ -192,7 +194,8 @@ let updateWhitelistStock () = async {
     do! connStr
         |> Sql.connect
         |> Sql.query """
-                UPDATE item SET stock = stock - 1 WHERE symbol = 'WHITELIST'
+                UPDATE store_item SET stock = GREATEST(stock - 1, 0)
+                WHERE store_item.item_id = (SELECT id FROM item WHERE symbol = 'WHITELIST')
             """
         |> Sql.executeNonQueryAsync
         |> Async.AwaitTask
@@ -207,7 +210,8 @@ let setWhitelistStock amount = async {
         |> Sql.connect
         |> Sql.parameters [ ( "amount" , Sql.int amount )  ]
         |> Sql.query """
-                UPDATE item SET stock = @amount WHERE symbol = 'WHITELIST'
+                UPDATE store_item SET stock = @amount
+                WHERE store_item.item_id = (SELECT id FROM item WHERE symbol = 'WHITELIST')
             """
         |> Sql.executeNonQueryAsync
         |> Async.AwaitTask