diff --git a/samples/dapr/orders/Controllers/OrdersController.cs b/samples/dapr/orders/Controllers/OrdersController.cs
index 3a6301114..d7f055e68 100644
--- a/samples/dapr/orders/Controllers/OrdersController.cs
+++ b/samples/dapr/orders/Controllers/OrdersController.cs
@@ -10,7 +10,7 @@ namespace orders.Controllers
     [ApiController]
     public class OrdersController : ControllerBase
     {
-        [Topic("orderplaced")]
+        [Topic("messagebus", "orderplaced")]
         [HttpPost("orderplaced")]
         public async Task PlaceOrder(Order order, [FromServices] DaprClient dapr, [FromServices] ILogger<OrdersController> logger)
         {
@@ -49,7 +49,7 @@ public async Task PlaceOrder(Order order, [FromServices] DaprClient dapr, [FromS
                 };
             }
 
-            await dapr.PublishEventAsync("orderprocessed", confirmation);
+            await dapr.PublishEventAsync("messagebus", "orderprocessed", confirmation);
 
             logger.LogInformation("Sent confirmation for order {OrderId}", order.OrderId);
 
diff --git a/samples/dapr/orders/orders.csproj b/samples/dapr/orders/orders.csproj
index 3b072fc1a..75a55ca7c 100644
--- a/samples/dapr/orders/orders.csproj
+++ b/samples/dapr/orders/orders.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapr.AspNetCore" Version="0.8.0-preview01" />
+    <PackageReference Include="Dapr.AspNetCore" Version="0.11.0-preview02" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/dapr/products/products.csproj b/samples/dapr/products/products.csproj
index 3b072fc1a..75a55ca7c 100644
--- a/samples/dapr/products/products.csproj
+++ b/samples/dapr/products/products.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapr.AspNetCore" Version="0.8.0-preview01" />
+    <PackageReference Include="Dapr.AspNetCore" Version="0.11.0-preview02" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/dapr/store/Shared/ProductDisplay.razor b/samples/dapr/store/Shared/ProductDisplay.razor
index 316b19c2f..be631c69b 100644
--- a/samples/dapr/store/Shared/ProductDisplay.razor
+++ b/samples/dapr/store/Shared/ProductDisplay.razor
@@ -46,7 +46,7 @@
 
             var task = Broker.GetOrderConfirmationAsync(orderId, cts.Token);
 
-            await Dapr.PublishEventAsync("orderplaced", new Order()
+            await Dapr.PublishEventAsync("messagebus", "orderplaced", new Order()
             {
                 ProductId = Product.Id,
                 OrderId = orderId,
diff --git a/samples/dapr/store/Startup.cs b/samples/dapr/store/Startup.cs
index 4d6459f09..17ad36d35 100644
--- a/samples/dapr/store/Startup.cs
+++ b/samples/dapr/store/Startup.cs
@@ -1,6 +1,7 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
@@ -63,9 +64,12 @@ public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
                 var broker = endpoints.ServiceProvider.GetRequiredService<OrdersEventBroker>();
                 endpoints.MapPost("/orderprocessed", async context =>
                 {
-                    var confirmation = await JsonSerializer.DeserializeAsync<OrderConfirmation>(context.Request.Body);
+                    var confirmation = await JsonSerializer.DeserializeAsync<OrderConfirmation>(context.Request.Body, new JsonSerializerOptions()
+                    {
+                        PropertyNameCaseInsensitive = true
+                    });
                     broker.Complete(confirmation);
-                }).WithTopic("orderprocessed");
+                }).WithTopic("messagebus", "orderprocessed");
             });
         }
     }
diff --git a/samples/dapr/store/store.csproj b/samples/dapr/store/store.csproj
index 271f1d9b4..019088fd1 100644
--- a/samples/dapr/store/store.csproj
+++ b/samples/dapr/store/store.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapr.AspNetCore" Version="0.8.0-preview01" />
+    <PackageReference Include="Dapr.AspNetCore" Version="0.11.0-preview02" />
   </ItemGroup>
   
 </Project>