diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess/Extensions/ServicesExtensions.cs b/src/blazor/admin/BootstrapAdmin.DataAccess/Extensions/ServicesExtensions.cs
index 4737379e..d5620d0e 100644
--- a/src/blazor/admin/BootstrapAdmin.DataAccess/Extensions/ServicesExtensions.cs
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess/Extensions/ServicesExtensions.cs
@@ -18,7 +18,6 @@ namespace Microsoft.Extensions.DependencyInjection
         /// <returns></returns>
         public static IServiceCollection AddDataAccessServices(this IServiceCollection services)
         {
-            services.TryAddSingleton<IMenu, MenuService>();
             services.TryAddSingleton<IDatabase>(provider =>
             {
                 //TODO: 后期改造成自定适配
@@ -26,6 +25,9 @@ namespace Microsoft.Extensions.DependencyInjection
                 var connString = configuration.GetConnectionString("bb");
                 return new Database<SQLiteDatabaseProvider>(connString);
             });
+
+            services.TryAddSingleton<IMenu, MenuService>();
+            services.TryAddSingleton<IDict, DictService>();
             return services;
         }
     }
diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess/Services/DictService.cs b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/DictService.cs
new file mode 100644
index 00000000..103d0a70
--- /dev/null
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/DictService.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BootstrapAdmin.DataAccess.Services
+{
+    class DictService : IDict
+    {
+    }
+}
diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess/Services/IDict.cs b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/IDict.cs
new file mode 100644
index 00000000..a0602235
--- /dev/null
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/IDict.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BootstrapAdmin.DataAccess.Services
+{
+    /// <summary>
+    /// Dict 字典表接口
+    /// </summary>
+    public interface IDict
+    {
+    }
+}
diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess/Services/MenuService.cs b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/MenuService.cs
index 539c1677..7c634c4b 100644
--- a/src/blazor/admin/BootstrapAdmin.DataAccess/Services/MenuService.cs
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess/Services/MenuService.cs
@@ -6,7 +6,7 @@ namespace BootstrapAdmin.DataAccess.Services
     /// <summary>
     /// 
     /// </summary>
-    public class MenuService : IMenu
+    class MenuService : IMenu
     {
         private IDatabase _db;