diff --git a/plugin/src/main/java/net/momirealms/customcrops/mechanic/item/custom/itemsadder/ItemsAdderProvider.java b/plugin/src/main/java/net/momirealms/customcrops/mechanic/item/custom/itemsadder/ItemsAdderProvider.java
index 53a1cb8..bc184d3 100644
--- a/plugin/src/main/java/net/momirealms/customcrops/mechanic/item/custom/itemsadder/ItemsAdderProvider.java
+++ b/plugin/src/main/java/net/momirealms/customcrops/mechanic/item/custom/itemsadder/ItemsAdderProvider.java
@@ -92,7 +92,7 @@ public class ItemsAdderProvider implements CustomProvider {
         if (customStack == null) {
             return null;
         }
-        return customStack.getItemStack();
+        return customStack.getItemStack().clone();
     }
 
     @Override