diff --git a/4-minimal-api/1-complete/PizzaStore/Program.cs b/4-minimal-api/1-complete/PizzaStore/Program.cs
index 12f08d8..405992d 100644
--- a/4-minimal-api/1-complete/PizzaStore/Program.cs
+++ b/4-minimal-api/1-complete/PizzaStore/Program.cs
@@ -15,7 +15,7 @@
 {
      app.UseDeveloperExceptionPage();
      app.UseSwagger();
-     app.UseSwaggerUI(c =>
+     app.UseSwaggerUI(c => // UseSwaggerUI Protected by if (env.IsDevelopment())
      {
         c.SwaggerEndpoint("/swagger/v1/swagger.json", "PizzaStore API V1");
      });
@@ -29,4 +29,4 @@
 app.MapPut("/pizzas", (Pizza pizza) => PizzaDB.UpdatePizza(pizza));
 app.MapDelete("/pizzas/{id}", (int id) => PizzaDB.RemovePizza(id));
 
-app.Run();
\ No newline at end of file
+app.Run();