diff --git a/src/main/java/xyz/soukup/ecoCraftCore/commands/ShopCommand.java b/src/main/java/xyz/soukup/ecoCraftCore/commands/ShopCommand.java
index 69e26bd..a7558a1 100644
--- a/src/main/java/xyz/soukup/ecoCraftCore/commands/ShopCommand.java
+++ b/src/main/java/xyz/soukup/ecoCraftCore/commands/ShopCommand.java
@@ -75,7 +75,8 @@ public class ShopCommand {
             return 0;
         }
 
-        VirtualChest virtualChest = new VirtualChest(chest);
+
+        VirtualChest virtualChest = VirtualChest.getOrCreate(chest);
         virtualChest.save();
         PDC.set(chest, "virtual", virtualChest.getId());
 
diff --git a/src/main/java/xyz/soukup/ecoCraftCore/objects/Shop.java b/src/main/java/xyz/soukup/ecoCraftCore/objects/Shop.java
index a74efe1..ff1862c 100644
--- a/src/main/java/xyz/soukup/ecoCraftCore/objects/Shop.java
+++ b/src/main/java/xyz/soukup/ecoCraftCore/objects/Shop.java
@@ -32,7 +32,7 @@ public class Shop {
     private String itemName;
 
     @DatabaseField(canBeNull = false, columnName = "itemstack")
-    private String itemStackJson;
+    private String itemStackString;
 
     @DatabaseField(canBeNull = false)
     private int amount;
@@ -65,7 +65,7 @@ public class Shop {
     public Shop(Player player, ItemStack itemStack, int stock, int freeSpace, int amount, float priceBuy, float priceSell, int virtualChestID) {
         this.ownerType = "player";
         this.owner = player.getName();
-        this.itemStackJson = Converter.toString(itemStack);
+        this.itemStackString = Converter.toString(itemStack);
         this.itemName = itemStack.getType().toString();
         this.stock = stock;
         this.freeSpace = freeSpace;
@@ -79,8 +79,8 @@ public class Shop {
         this.itemName = itemName;
     }
 
-    public void setItemStackJson(String itemStackJson) {
-        this.itemStackJson = itemStackJson;
+    public void setItemStackString(String itemStackString) {
+        this.itemStackString = itemStackString;
     }
 
     public void setAmount(int amount) {
@@ -116,7 +116,7 @@ public class Shop {
     }
 
     public ItemStack getItemStack() {
-        return Converter.itemstackFromString(this.itemStackJson);
+        return Converter.itemstackFromString(this.itemStackString);
     }
 
     public void writeIntoSign(Sign sign){
diff --git a/src/main/java/xyz/soukup/ecoCraftCore/objects/VirtualChest.java b/src/main/java/xyz/soukup/ecoCraftCore/objects/VirtualChest.java
index 4821d39..fd163bd 100644
--- a/src/main/java/xyz/soukup/ecoCraftCore/objects/VirtualChest.java
+++ b/src/main/java/xyz/soukup/ecoCraftCore/objects/VirtualChest.java
@@ -7,6 +7,7 @@ import org.bukkit.block.Chest;
 import org.bukkit.inventory.Inventory;
 import xyz.soukup.ecoCraftCore.utilities.DaoRegistry;
 import xyz.soukup.ecoCraftCore.utilities.Converter;
+import xyz.soukup.ecoCraftCore.utilities.PDC;
 
 import java.sql.SQLException;
 
@@ -17,7 +18,7 @@ public class VirtualChest {
     private int id;
 
     @DatabaseField(columnName = "inventory", dataType = DataType.LONG_STRING)
-    private String inventoryJson;
+    private String inventoryString;
 
     @DatabaseField(columnName = "active_on_server")
     private String activeServer;
@@ -32,10 +33,27 @@ public class VirtualChest {
 
     }
 
+
+
     public VirtualChest(Chest chest){
         Inventory inventory = chest.getSnapshotInventory();
-        this.inventoryJson = Converter.toString(inventory);
+        this.inventoryString = Converter.toString(inventory);
+
+    }
+
+    public static VirtualChest getOrCreate(Chest chest){
+        Integer id = PDC.getInteger(chest, "virtual");
+        if (id == null){
+            return new VirtualChest(chest);
+        }
+
+        VirtualChest virtualChest = findById(id);
+
+        if (virtualChest == null){
+            return new VirtualChest(chest);
+        }
 
+        return virtualChest;
     }
 
     public static VirtualChest findById(int id) {
@@ -48,7 +66,7 @@ public class VirtualChest {
 
     public void save(){
         if (this.inventory != null){
-            this.inventoryJson = Converter.toString(this.inventory);
+            this.inventoryString = Converter.toString(this.inventory);
         }
         try {
             DaoRegistry.getVirtualChestDao().createOrUpdate(this);
@@ -59,7 +77,7 @@ public class VirtualChest {
 
     public Inventory getInventory(){
         if (this.inventory == null){
-            this.inventory = Converter.inventoryFromString(this.inventoryJson);
+            this.inventory = Converter.inventoryFromString(this.inventoryString);
         }
         return this.inventory;
     }