diff --git a/app/Filament/Exports/PlantExporter.php b/app/Filament/Exports/PlantExporter.php
index 7774742..5d4b16a 100644
--- a/app/Filament/Exports/PlantExporter.php
+++ b/app/Filament/Exports/PlantExporter.php
@@ -31,7 +31,7 @@ class PlantExporter extends Exporter
             ExportColumn::make('name')
                 ->label('NAME'),
             ExportColumn::make('warehouse_number')
-                ->label('WAREHOUSE_NUMBER'),
+                ->label('WAREHOUSE NUMBER'),
             ExportColumn::make('address')
                 ->label('ADDRESS'),
             ExportColumn::make('created_at')
diff --git a/app/Filament/Imports/PlantImporter.php b/app/Filament/Imports/PlantImporter.php
index cc0819b..df83486 100644
--- a/app/Filament/Imports/PlantImporter.php
+++ b/app/Filament/Imports/PlantImporter.php
@@ -38,11 +38,9 @@ class PlantImporter extends Importer
                 ->label('NAME')
                 ->rules(['required']),
             ImportColumn::make('warehouse_number')
-                ->requiredMapping()
-                ->exampleHeader('WAREHOUSE_NUMBER')
+                ->exampleHeader('WAREHOUSE NUMBER')
                 ->example('001')
-                ->label('WAREHOUSE_NUMBER')
-                ->rules(['required']),
+                ->label('WAREHOUSE NUMBER'),
             ImportColumn::make('address')
                 ->requiredMapping()
                 ->exampleHeader('ADDRESS')