diff --git a/app/Models/Tenant/LaborCategory.php b/app/Models/Tenant/LaborCategory.php
index e9d9324..ddc9b6b 100644
--- a/app/Models/Tenant/LaborCategory.php
+++ b/app/Models/Tenant/LaborCategory.php
@@ -35,7 +35,7 @@ class LaborCategory extends Model
                     ->where('company_id', $cat->company_id)
                     ->where('sort_order', '>=', $new)
                     ->where('id', '!=', $cat->id ?? 0)
-                    ->increment('sort_order');
+                    ->increment('sort_order', 10);
             }
         });
     }
diff --git a/database/migrations/2026_09_08_110000_normalize_labor_category_sort_order.php b/database/migrations/2026_09_08_110000_normalize_labor_category_sort_order.php
new file mode 100644
index 0000000..03b4b23
--- /dev/null
+++ b/database/migrations/2026_09_08_110000_normalize_labor_category_sort_order.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        $companies = DB::table('companies')->pluck('id');
+
+        foreach ($companies as $companyId) {
+            $rows = DB::table('labor_categories')
+                ->where('company_id', $companyId)
+                ->orderBy('sort_order')
+                ->orderBy('id')
+                ->pluck('id');
+
+            foreach ($rows as $i => $id) {
+                DB::table('labor_categories')
+                    ->where('id', $id)
+                    ->update(['sort_order' => ($i + 1) * 10]);
+            }
+        }
+    }
+
+    public function down(): void {}
+};