diff --git a/routes/web.php b/routes/web.php
index 7f80c2fc..2f2d4349 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -14,7 +14,7 @@ Route::get('/', 'WelcomeController@index');
 Route::get('password/reset/{token}', 'Auth\ResetPasswordController@showResetForm')->name('password.request');
 Route::post('password/reset', 'Auth\ResetPasswordController@postReset')->name('password.reset');
 Route::get('/old-invoices', function(){
-    $bookings = \App\Booking::select('id')->where('status', 6)->whereHas('invoice', function($q){
+    $bookings = \App\Booking::select('id')->where('status', 6)->whereHas('purchaseOrder', function($q){
         $q->whereNotNull('invoice_path');
     })->get();