diff --git a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Item.cs b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Item.cs
index 962c2094..e4a98e80 100644
--- a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Item.cs
+++ b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Item.cs
@@ -88,6 +88,14 @@ public record Item
         get;
         set;
     }
+#if !DEBUG
+    [JsonExtensionData]
+    public Dictionary<string, object>? ExtensionData
+    {
+        get;
+        set;
+    }
+#endif
 }
 
 public record HideoutItem
@@ -376,6 +384,14 @@ public record Upd
         get;
         set;
     }
+#if !DEBUG
+    [JsonExtensionData]
+    public Dictionary<string, object>? ExtensionData
+    {
+        get;
+        set;
+    }
+#endif
 }
 
 public record LockableKeyComponent