diff --git a/samples/BindingDemo/App.xaml b/samples/BindingDemo/App.xaml
index 5a8e65ed22..84f54293ef 100644
--- a/samples/BindingDemo/App.xaml
+++ b/samples/BindingDemo/App.xaml
@@ -2,13 +2,6 @@
     xmlns="https://github.com/avaloniaui" 
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     x:Class="BindingDemo.App">
-  <Application.Resources>
-    <ResourceDictionary>
-      <ResourceDictionary.MergedDictionaries>
-        <ResourceInclude Source="avares://Avalonia.Themes.Simple/Accents/BaseLight.xaml"/>
-      </ResourceDictionary.MergedDictionaries>
-    </ResourceDictionary>
-  </Application.Resources>
   <Application.Styles>
     <FluentTheme />
    </Application.Styles>
diff --git a/samples/MobileSandbox/App.xaml b/samples/MobileSandbox/App.xaml
index 85c97c9dbe..6fb6ae297e 100644
--- a/samples/MobileSandbox/App.xaml
+++ b/samples/MobileSandbox/App.xaml
@@ -1,8 +1,9 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              Name="Mobile Sandbox"
-             x:Class="MobileSandbox.App">
+             x:Class="MobileSandbox.App"
+             RequestedThemeVariant="Dark">
   <Application.Styles>
-    <FluentTheme Mode="Dark" />
+    <FluentTheme />
   </Application.Styles>
 </Application>