diff --git a/src/Basket.API/Grpc/BasketService.cs b/src/Basket.API/Grpc/BasketService.cs
index 3f1deda67..f76fb443a 100644
--- a/src/Basket.API/Grpc/BasketService.cs
+++ b/src/Basket.API/Grpc/BasketService.cs
@@ -1,7 +1,7 @@
 using System.Diagnostics.CodeAnalysis;
-using eShop.Basket.API.Repositories;
 using eShop.Basket.API.Extensions;
 using eShop.Basket.API.Model;
+using eShop.Basket.API.Repositories;
 
 namespace eShop.Basket.API.Grpc;
 
@@ -103,6 +103,7 @@ private static CustomerBasket MapToCustomerBasket(string userId, UpdateBasketReq
             {
                 ProductId = item.ProductId,
                 Quantity = item.Quantity,
+                PictureUrl = "http://mypictures/demo.jpg"
             });
         }
 
diff --git a/src/Basket.API/Model/BasketItem.cs b/src/Basket.API/Model/BasketItem.cs
index 55c8a97c2..dbdebffe5 100644
--- a/src/Basket.API/Model/BasketItem.cs
+++ b/src/Basket.API/Model/BasketItem.cs
@@ -19,6 +19,11 @@ public IEnumerable<ValidationResult> Validate(ValidationContext validationContex
             results.Add(new ValidationResult("Invalid number of units", new[] { "Quantity" }));
         }
 
+        if (UnitPrice < 0)
+        {
+            results.Add(new ValidationResult("Unit Preis muss grösser als null sein", new[] { "Quantity" }));
+        }
+
         return results;
     }
 }