diff --git a/src/Avalonia.Themes.Fluent/Controls/TabControl.xaml b/src/Avalonia.Themes.Fluent/Controls/TabControl.xaml
index 1cc31f8e15..17d179e0cd 100644
--- a/src/Avalonia.Themes.Fluent/Controls/TabControl.xaml
+++ b/src/Avalonia.Themes.Fluent/Controls/TabControl.xaml
@@ -1,63 +1,60 @@
 <ResourceDictionary xmlns="https://github.com/avaloniaui"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
-    <Design.PreviewWith>
-      <Border Width="400">
-        <TabControl>
-          <TabItem Header="Arch">
-            <Border Background="AntiqueWhite"
-                    Height="100">
-              <TextBlock Text="Content" Foreground="Black" FontSize="20"/>
-            </Border>
-          </TabItem>
-          <TabItem Header="Leaf">
-            <Border Background="Green"
-                    Height="100" />
-          </TabItem>
-          <TabItem Header="Disabled"
-                   IsEnabled="False" />
-        </TabControl>
-      </Border>
-    </Design.PreviewWith>
+  <Design.PreviewWith>
+    <Border Width="400">
+      <TabControl>
+        <TabItem Header="Arch">
+          <Border Background="AntiqueWhite" Height="100">
+            <TextBlock Text="Content" Foreground="Black" FontSize="20"/>
+          </Border>
+        </TabItem>
+        <TabItem Header="Leaf">
+          <Border Background="Green" Height="100" />
+        </TabItem>
+        <TabItem Header="Disabled" IsEnabled="False" />
+      </TabControl>
+    </Border>
+  </Design.PreviewWith>
 
-    <Thickness x:Key="TabControlTopPlacementItemMargin">0 0 0 2</Thickness>
+  <Thickness x:Key="TabControlTopPlacementItemMargin">0 0 0 2</Thickness>
 
-    <ControlTheme x:Key="{x:Type TabControl}" TargetType="TabControl">
-      <Setter Property="Margin" Value="0" />
-      <Setter Property="Padding" Value="{DynamicResource TabItemMargin}" />
-      <Setter Property="Background" Value="{DynamicResource TabControlBackground}" />
-      <Setter Property="Template">
-        <ControlTemplate>
-          <Border BorderBrush="{TemplateBinding BorderBrush}"
-                  BorderThickness="{TemplateBinding BorderThickness}"
-                  CornerRadius="{TemplateBinding CornerRadius}"
-                  Background="{TemplateBinding Background}"
-                  HorizontalAlignment="{TemplateBinding HorizontalAlignment}"
-                  VerticalAlignment="{TemplateBinding VerticalAlignment}">
-            <DockPanel>
-              <ItemsPresenter Name="PART_ItemsPresenter"
-                              Items="{TemplateBinding Items}"
-                              ItemsPanel="{TemplateBinding ItemsPanel}"
-                              ItemTemplate="{TemplateBinding ItemTemplate}"
-                              DockPanel.Dock="{TemplateBinding TabStripPlacement}" />
-              <ContentPresenter Name="PART_SelectedContentHost"
-                                Margin="{TemplateBinding Padding}"
-                                HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
-                                VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
-                                Content="{TemplateBinding SelectedContent}"
-                                ContentTemplate="{TemplateBinding SelectedContentTemplate}" />
-            </DockPanel>
-          </Border>
-        </ControlTemplate>
-      </Setter>
+  <ControlTheme x:Key="{x:Type TabControl}" TargetType="TabControl">
+    <Setter Property="Margin" Value="0" />
+    <Setter Property="Padding" Value="{DynamicResource TabItemMargin}" />
+    <Setter Property="Background" Value="{DynamicResource TabControlBackground}" />
+    <Setter Property="Template">
+      <ControlTemplate>
+        <Border BorderBrush="{TemplateBinding BorderBrush}"
+                BorderThickness="{TemplateBinding BorderThickness}"
+                CornerRadius="{TemplateBinding CornerRadius}"
+                Background="{TemplateBinding Background}"
+                HorizontalAlignment="{TemplateBinding HorizontalAlignment}"
+                VerticalAlignment="{TemplateBinding VerticalAlignment}">
+          <DockPanel>
+            <ItemsPresenter Name="PART_ItemsPresenter"
+                            Items="{TemplateBinding Items}"
+                            ItemsPanel="{TemplateBinding ItemsPanel}"
+                            ItemTemplate="{TemplateBinding ItemTemplate}"
+                            DockPanel.Dock="{TemplateBinding TabStripPlacement}" />
+            <ContentPresenter Name="PART_SelectedContentHost"
+                              Margin="{TemplateBinding Padding}"
+                              HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
+                              VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
+                              Content="{TemplateBinding SelectedContent}"
+                              ContentTemplate="{TemplateBinding SelectedContentTemplate}" />
+          </DockPanel>
+        </Border>
+      </ControlTemplate>
+    </Setter>
 
-      <Style Selector="^[TabStripPlacement=Left] /template/ ItemsPresenter#PART_ItemsPresenter > WrapPanel">
-        <Setter Property="Orientation" Value="Vertical" />
-      </Style>
-      <Style Selector="^[TabStripPlacement=Right] /template/ ItemsPresenter#PART_ItemsPresenter > WrapPanel">
-        <Setter Property="Orientation" Value="Vertical" />
-      </Style>
-      <Style Selector="^[TabStripPlacement=Top] /template/ ItemsPresenter#PART_ItemsPresenter">
-        <Setter Property="Margin" Value="{DynamicResource TabControlTopPlacementItemMargin}" />
-      </Style>
-    </ControlTheme>
+    <Style Selector="^[TabStripPlacement=Left] /template/ ItemsPresenter#PART_ItemsPresenter > WrapPanel">
+      <Setter Property="Orientation" Value="Vertical" />
+    </Style>
+    <Style Selector="^[TabStripPlacement=Right] /template/ ItemsPresenter#PART_ItemsPresenter > WrapPanel">
+      <Setter Property="Orientation" Value="Vertical" />
+    </Style>
+    <Style Selector="^[TabStripPlacement=Top] /template/ ItemsPresenter#PART_ItemsPresenter">
+      <Setter Property="Margin" Value="{DynamicResource TabControlTopPlacementItemMargin}" />
+    </Style>
+  </ControlTheme>
 </ResourceDictionary>