diff --git a/app/Filament/Resources/TempClassCharacteristicResource.php b/app/Filament/Resources/TempClassCharacteristicResource.php
index 1b2efbb..77b2b23 100644
--- a/app/Filament/Resources/TempClassCharacteristicResource.php
+++ b/app/Filament/Resources/TempClassCharacteristicResource.php
@@ -35,6 +35,8 @@ class TempClassCharacteristicResource extends Resource
 
     protected static ?string $navigationGroup = 'Laser Marking';
 
+    protected static ?int $navigationSort = 4;
+
     public static function form(Form $form): Form
     {
         return $form