diff --git a/src/Ursa.Themes.Semi/Controls/NavMenu.axaml b/src/Ursa.Themes.Semi/Controls/NavMenu.axaml
index 7cb8ea0..80bcd24 100644
--- a/src/Ursa.Themes.Semi/Controls/NavMenu.axaml
+++ b/src/Ursa.Themes.Semi/Controls/NavMenu.axaml
@@ -84,7 +84,7 @@
                     <ContentPresenter
                         Name="PART_HeaderPresenter"
                         Grid.Column="1"
-                        Padding="0,8"
+                        Padding="0,8, 8, 8"
                         Background="Transparent"
                         Content="{Binding Header, RelativeSource={RelativeSource TemplatedParent}}"
                         ContentTemplate="{Binding HeaderTemplate, RelativeSource={RelativeSource TemplatedParent}}" />
@@ -92,7 +92,7 @@
                         Name="PART_ExpanderIcon"
                         Grid.Column="2"
                         Theme="{StaticResource InnerPathIcon}"
-                        Margin="12,0"
+                        Margin="4,0, 8 0"
                         Data="{DynamicResource NavigationMenuItemExpandIconGlyph}"
                         Foreground="{DynamicResource NavigationMenuItemExpandIconForeground}">
                         <PathIcon.Transitions>