diff --git a/app/Filament/Imports/InvoiceValidationImporter.php b/app/Filament/Imports/InvoiceValidationImporter.php
index 4f20ae5..7c786ec 100644
--- a/app/Filament/Imports/InvoiceValidationImporter.php
+++ b/app/Filament/Imports/InvoiceValidationImporter.php
@@ -110,7 +110,7 @@ class InvoiceValidationImporter extends Importer
             ImportColumn::make('operator_id')
                 ->requiredMapping()
                 ->exampleHeader('OPERATOR ID')
-                ->example('USER1')
+                ->example('USER00001')
                 ->label('OPERATOR ID')
                 ->rules(['required']),
             ImportColumn::make('created_at')
@@ -122,19 +122,19 @@ class InvoiceValidationImporter extends Importer
             ImportColumn::make('created_by')
                 ->requiredMapping()
                 ->exampleHeader('CREATED BY')
-                ->example('USER1')
+                ->example('USER00001')
                 ->label('CREATED BY')
                 ->rules(['required']),
             ImportColumn::make('updated_at')
                 ->requiredMapping()
                 ->exampleHeader('UPDATED AT')
-                ->example('USER1')
+                ->example('')
                 ->label('UPDATED AT')
                 ->rules(['required']),
             ImportColumn::make('updated_by')
                 ->requiredMapping()
                 ->exampleHeader('UPDATED BY')
-                ->example('')
+                ->example('USER00001')
                 ->label('UPDATED BY')
                 ->rules(['required']),
         ];