diff --git a/docs/en/tutorials/microservice/part-05.md b/docs/en/tutorials/microservice/part-05.md
index 249cdc8890..efd8b73d36 100644
--- a/docs/en/tutorials/microservice/part-05.md
+++ b/docs/en/tutorials/microservice/part-05.md
@@ -217,7 +217,7 @@ namespace CloudCrm.OrderingService.Services;
 
 public class OrderAppService : ApplicationService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
 
     public OrderAppService(IRepository<Order, Guid> orderRepository)
     {
diff --git a/docs/en/tutorials/microservice/part-06.md b/docs/en/tutorials/microservice/part-06.md
index f171767260..4c600b7807 100644
--- a/docs/en/tutorials/microservice/part-06.md
+++ b/docs/en/tutorials/microservice/part-06.md
@@ -161,7 +161,7 @@ namespace CloudCrm.OrderingService.Services;
 
 public class OrderAppService : ApplicationService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
     private readonly IProductIntegrationService _productIntegrationService;
 
     public OrderAppService(
diff --git a/docs/en/tutorials/microservice/part-07.md b/docs/en/tutorials/microservice/part-07.md
index 0351df2a52..4840869e55 100644
--- a/docs/en/tutorials/microservice/part-07.md
+++ b/docs/en/tutorials/microservice/part-07.md
@@ -64,7 +64,7 @@ namespace CloudCrm.OrderingService.Services;
 
 public class OrderAppService : ApplicationService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
     private readonly IProductIntegrationService _productIntegrationService;
     private readonly IDistributedEventBus _distributedEventBus;
 
diff --git a/docs/en/tutorials/modular-crm/part-05.md b/docs/en/tutorials/modular-crm/part-05.md
index 91e8b2cb37..50bdeb722b 100644
--- a/docs/en/tutorials/modular-crm/part-05.md
+++ b/docs/en/tutorials/modular-crm/part-05.md
@@ -320,7 +320,7 @@ namespace ModularCrm.Ordering.Services;
 
 public class OrderAppService : OrderingAppService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
 
     public OrderAppService(IRepository<Order, Guid> orderRepository)
     {
diff --git a/docs/en/tutorials/modular-crm/part-06.md b/docs/en/tutorials/modular-crm/part-06.md
index 36e4f22a64..f06baa93f0 100644
--- a/docs/en/tutorials/modular-crm/part-06.md
+++ b/docs/en/tutorials/modular-crm/part-06.md
@@ -162,7 +162,7 @@ namespace ModularCrm.Ordering.Services;
 
 public class OrderAppService : ApplicationService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
     private readonly IProductIntegrationService _productIntegrationService;
 
     public OrderAppService(
diff --git a/docs/en/tutorials/modular-crm/part-07.md b/docs/en/tutorials/modular-crm/part-07.md
index 510e5675b3..ee6b67cb23 100644
--- a/docs/en/tutorials/modular-crm/part-07.md
+++ b/docs/en/tutorials/modular-crm/part-07.md
@@ -74,7 +74,7 @@ namespace ModularCrm.Ordering.Services;
 
 public class OrderAppService : OrderingAppService, IOrderAppService
 {
-    private readonly IRepository<Order> _orderRepository;
+    private readonly IRepository<Order, Guid>  _orderRepository;
     private readonly IProductIntegrationService _productIntegrationService;
     private readonly IDistributedEventBus _distributedEventBus;