diff --git a/chap6_essential_tools_for_mvc/NinjectDemo/Program.cs b/chap6_essential_tools_for_mvc/NinjectDemo/Program.cs
index fa87ffd..4e013f4 100644
--- a/chap6_essential_tools_for_mvc/NinjectDemo/Program.cs
+++ b/chap6_essential_tools_for_mvc/NinjectDemo/Program.cs
@@ -13,8 +13,11 @@ namespace NinjectDemo
         static void Main(string[] args)
         {
             IKernel ninjectKernel = new StandardKernel();
-            ninjectKernel.Bind<IValueCalculator>().To<LinqValueCalculator>();
-            ninjectKernel.Bind<IDiscountHelper>().To<DefaultDiscountHelper>();
+            ninjectKernel.Bind<IValueCalculator>()
+                .To<LinqValueCalculator>();
+            ninjectKernel.Bind<IDiscountHelper>()
+                .To<DefaultDiscountHelper>()
+                .WithPropertyValue("DiscountSize", 50M);
             
             // get the interface implementation
             IValueCalculator calcImp1 = ninjectKernel.Get<IValueCalculator>();