diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/TabControlBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/TabControlBaseStyle.xaml
index 77b749f4..ca832f90 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/TabControlBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/TabControlBaseStyle.xaml
@@ -64,33 +64,6 @@
                             <Setter Property="TextElement.Foreground" Value="{DynamicResource PrimaryBrush}" TargetName="contentPresenter"/>
                             <Setter Property="BorderThickness" TargetName="mainBorder" Value="3,0,0,0"/>
                         </MultiDataTrigger>
-                        <MultiDataTrigger>
-                            <MultiDataTrigger.Conditions>
-                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="true"/>
-                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Left"/>
-                            </MultiDataTrigger.Conditions>
-                            <Setter Property="Panel.ZIndex" Value="1"/>
-                            <Setter Property="TextElement.Foreground" Value="{DynamicResource PrimaryBrush}" TargetName="contentPresenter"/>
-                            <Setter Property="BorderThickness" TargetName="mainBorder" Value="0,0,3,0"/>
-                        </MultiDataTrigger>
-                        <MultiDataTrigger>
-                            <MultiDataTrigger.Conditions>
-                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="true"/>
-                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Bottom"/>
-                            </MultiDataTrigger.Conditions>
-                            <Setter Property="Panel.ZIndex" Value="1"/>
-                            <Setter Property="TextElement.Foreground" Value="{DynamicResource PrimaryBrush}" TargetName="contentPresenter"/>
-                            <Setter Property="BorderThickness" TargetName="mainBorder" Value="0,3,0,0"/>
-                        </MultiDataTrigger>
-                        <MultiDataTrigger>
-                            <MultiDataTrigger.Conditions>
-                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="true"/>
-                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Right"/>
-                            </MultiDataTrigger.Conditions>
-                            <Setter Property="Panel.ZIndex" Value="1"/>
-                            <Setter Property="TextElement.Foreground" Value="{DynamicResource PrimaryBrush}" TargetName="contentPresenter"/>
-                            <Setter Property="BorderThickness" TargetName="mainBorder" Value="3,0,0,0"/>
-                        </MultiDataTrigger>
                     </ControlTemplate.Triggers>
                 </ControlTemplate>
             </Setter.Value>