diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/ToolTip.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/ToolTip.xaml
index 7576bc2f..f324761e 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/ToolTip.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/ToolTip.xaml
@@ -11,7 +11,7 @@
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="ToolTip">
-                    <Border Background="White" Padding="{TemplateBinding Padding}" BorderThickness="1" CornerRadius="{Binding Path=(controls:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" BorderBrush="{DynamicResource BorderBrush}">
+                    <Border Background="{DynamicResource RegionBrush}" Padding="{TemplateBinding Padding}" BorderThickness="1" CornerRadius="{Binding Path=(controls:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" BorderBrush="{DynamicResource BorderBrush}">
                         <ContentPresenter Margin="10,0"/>
                     </Border>
                 </ControlTemplate>
@@ -19,4 +19,4 @@
         </Setter>
     </Style>
 
-</ResourceDictionary>
\ No newline at end of file
+</ResourceDictionary>