diff --git a/framework/src/Volo.Abp.AspNetCore.Components.Web.Theming/Layout/StandardLayouts.cs b/framework/src/Volo.Abp.AspNetCore.Components.Web.Theming/Layout/StandardLayouts.cs
index f56dae9f03..ea73a5673f 100644
--- a/framework/src/Volo.Abp.AspNetCore.Components.Web.Theming/Layout/StandardLayouts.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Components.Web.Theming/Layout/StandardLayouts.cs
@@ -2,7 +2,5 @@
 
 public static class StandardLayouts
 {
-    public const string Main = "Main";
-    public const string TopMenu = "TopMenu";
-    public const string SideMenu = "SideMenu";
+    public const string Application = "Application";
 }
\ No newline at end of file
diff --git a/modules/basic-theme/src/Volo.Abp.AspNetCore.Components.Web.BasicTheme/Themes/Basic/MainLayout.razor b/modules/basic-theme/src/Volo.Abp.AspNetCore.Components.Web.BasicTheme/Themes/Basic/MainLayout.razor
index 05edf4f1f6..3565d6add5 100644
--- a/modules/basic-theme/src/Volo.Abp.AspNetCore.Components.Web.BasicTheme/Themes/Basic/MainLayout.razor
+++ b/modules/basic-theme/src/Volo.Abp.AspNetCore.Components.Web.BasicTheme/Themes/Basic/MainLayout.razor
@@ -19,9 +19,9 @@
 </nav>
 <div class="container">
     <PageAlert />
-    <LayoutHook Name="@LayoutHooks.Body.First" Layout="@StandardLayouts.Main" />
+    <LayoutHook Name="@LayoutHooks.Body.First" Layout="@StandardLayouts.Application" />
     @Body
-    <LayoutHook Name="@LayoutHooks.Body.Last" Layout="@StandardLayouts.Main"/>
+    <LayoutHook Name="@LayoutHooks.Body.Last" Layout="@StandardLayouts.Application" />
     <DynamicLayoutComponent />
     <UiMessageAlert />
     <UiNotificationAlert />