diff --git a/src/Furniture.Bff.Rest/Program.cs b/src/Furniture.Bff.Rest/Program.cs
index aaac95c..5dd0bbd 100644
--- a/src/Furniture.Bff.Rest/Program.cs
+++ b/src/Furniture.Bff.Rest/Program.cs
@@ -7,7 +7,7 @@ var app = builder.Build();
 
 app.MapGet("/api/furniture/{furnitureId}/availability", (string furnitureId) =>
 {
-    return Results.Ok(new GetFurnitureAvailabilityApiResponse(furnitureId, 0));
+    return Results.Ok(new GetFurnitureAvailabilityApiResponse(furnitureId, string.Empty, 0));
 });
 
 app.Run();