diff --git a/app/Models/Invoice.php b/app/Models/Invoice.php
index c0da6b8faff6..deb65b75ab30 100644
--- a/app/Models/Invoice.php
+++ b/app/Models/Invoice.php
@@ -436,6 +436,7 @@ class Invoice extends EntityModel implements BalanceAffecting
             'contacts',
             'country',
             'currency_id',
+            'country_id',
             'custom_value1',
             'custom_value2',
         ]);