diff --git a/src/Ursa.Themes.Semi/Controls/Navigation.axaml b/src/Ursa.Themes.Semi/Controls/Navigation.axaml
index fdfbc9c..5c8e1aa 100644
--- a/src/Ursa.Themes.Semi/Controls/Navigation.axaml
+++ b/src/Ursa.Themes.Semi/Controls/Navigation.axaml
@@ -63,14 +63,14 @@
                                 <PathIcon
                                     Width="16"
                                     Height="16"
-                                    Data="M5 2H19C20.6569 2 22 3.34315 22 5V19C22 20.6569 20.6569 22 19 22H5C3.34315 22 2 20.6569 2 19V5C2 3.34315 3.34315 2 5 2ZM6 4C5.44772 4 5 4.44772 5 5V19C5 19.5523 5.44772 20 6 20H9C9.55229 20 10 19.5523 10 19V5C10 4.44772 9.55229 4 9 4H6Z"
+                                    Data="{DynamicResource NavigationMenuExpandIconGlyph}"
                                     Foreground="{DynamicResource ButtonDefaultTertiaryForeground}" />
                             </ToggleSwitch.OnContent>
                             <ToggleSwitch.OffContent>
                                 <PathIcon
                                     Width="16"
                                     Height="16"
-                                    Data="M5 2H19C20.6569 2 22 3.34315 22 5V19C22 20.6569 20.6569 22 19 22H5C3.34315 22 2 20.6569 2 19V5C2 3.34315 3.34315 2 5 2ZM6 4C5.44772 4 5 4.44772 5 5V19C5 19.5523 5.44772 20 6 20H9C9.55229 20 10 19.5523 10 19V5C10 4.44772 9.55229 4 9 4H6Z"
+                                    Data="{DynamicResource NavigationMenuExpandIconGlyph}"
                                     Foreground="{DynamicResource ButtonDefaultTertiaryForeground}" />
                             </ToggleSwitch.OffContent>
                         </ToggleSwitch>
@@ -139,7 +139,7 @@
                                     Grid.Column="3"
                                     Width="8"
                                     Height="8"
-                                    Data="M4.08045 7.59809C4.66624 7.01231 5.61599 7.01231 6.20177 7.59809L11.8586 13.2549L17.5155 7.59809C18.1013 7.01231 19.051 7.01231 19.6368 7.59809C20.2226 8.18388 20.2226 9.13363 19.6368 9.71941L12.9193 16.4369C12.3335 17.0227 11.3838 17.0227 10.798 16.4369L4.08045 9.71941C3.49467 9.13363 3.49467 8.18388 4.08045 7.59809Z"
+                                    Data="{DynamicResource NavigationMenuItemExpandIconGlyph}"
                                     Foreground="{DynamicResource NavigationMenuItemExpandIconForeground}">
                                     <PathIcon.Transitions>
                                         <Transitions>
@@ -239,7 +239,7 @@
                                     Width="8"
                                     Height="8"
                                     Margin="12,0"
-                                    Data="M4.08045 7.59809C4.66624 7.01231 5.61599 7.01231 6.20177 7.59809L11.8586 13.2549L17.5155 7.59809C18.1013 7.01231 19.051 7.01231 19.6368 7.59809C20.2226 8.18388 20.2226 9.13363 19.6368 9.71941L12.9193 16.4369C12.3335 17.0227 11.3838 17.0227 10.798 16.4369L4.08045 9.71941C3.49467 9.13363 3.49467 8.18388 4.08045 7.59809Z"
+                                    Data="{DynamicResource NavigationMenuItemExpandIconGlyph}"
                                     Foreground="{DynamicResource NavigationMenuItemExpandIconForeground}"
                                     IsVisible="{TemplateBinding IsTopLevelMenuItem,
                                                                 Converter={x:Static BoolConverters.Not}}"
diff --git a/src/Ursa.Themes.Semi/Themes/Shared/NavigationMenu.axaml b/src/Ursa.Themes.Semi/Themes/Shared/NavigationMenu.axaml
new file mode 100644
index 0000000..3b3f87f
--- /dev/null
+++ b/src/Ursa.Themes.Semi/Themes/Shared/NavigationMenu.axaml
@@ -0,0 +1,4 @@
+<ResourceDictionary xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <Geometry x:Key="NavigationMenuExpandIconGlyph">M5 2H19C20.6569 2 22 3.34315 22 5V19C22 20.6569 20.6569 22 19 22H5C3.34315 22 2 20.6569 2 19V5C2 3.34315 3.34315 2 5 2ZM6 4C5.44772 4 5 4.44772 5 5V19C5 19.5523 5.44772 20 6 20H9C9.55229 20 10 19.5523 10 19V5C10 4.44772 9.55229 4 9 4H6Z</Geometry>
+    <Geometry x:Key="NavigationMenuItemExpandIconGlyph">M4.08045 7.59809C4.66624 7.01231 5.61599 7.01231 6.20177 7.59809L11.8586 13.2549L17.5155 7.59809C18.1013 7.01231 19.051 7.01231 19.6368 7.59809C20.2226 8.18388 20.2226 9.13363 19.6368 9.71941L12.9193 16.4369C12.3335 17.0227 11.3838 17.0227 10.798 16.4369L4.08045 9.71941C3.49467 9.13363 3.49467 8.18388 4.08045 7.59809Z</Geometry>
+</ResourceDictionary>
\ No newline at end of file
diff --git a/src/Ursa.Themes.Semi/Themes/Shared/_index.axaml b/src/Ursa.Themes.Semi/Themes/Shared/_index.axaml
index 5d9a332..d8dca1e 100644
--- a/src/Ursa.Themes.Semi/Themes/Shared/_index.axaml
+++ b/src/Ursa.Themes.Semi/Themes/Shared/_index.axaml
@@ -5,6 +5,7 @@
         <MergeResourceInclude Source="Banner.axaml" />
         <MergeResourceInclude Source="Divider.axaml" />
         <MergeResourceInclude Source="IPv4Box.axaml" />
+        <MergeResourceInclude Source="NavigationMenu.axaml" />
         <MergeResourceInclude Source="Pagination.axaml" />
     </ResourceDictionary.MergedDictionaries>
 </ResourceDictionary>