diff --git a/backend/src/payments/payment_handler.py b/backend/src/payments/payment_handler.py
index 0981de4..c4128b3 100644
--- a/backend/src/payments/payment_handler.py
+++ b/backend/src/payments/payment_handler.py
@@ -36,12 +36,12 @@ class Item(BaseModel):
         id (str): The unique identifier for the item.
         name (str): The name of the item.
         description (str): The description of the item.
-        unit_price (str): The unit price of the item.
+        unit_price (float): The unit price of the item.
     """
     id: str
     name: str
     description: str
-    unit_price: str
+    unit_price: float
 
 
 def item_from_sql(item_id: str):