diff --git a/app/Models/Invoice.php b/app/Models/Invoice.php
index 3b40400f3a80..7f51400602db 100644
--- a/app/Models/Invoice.php
+++ b/app/Models/Invoice.php
@@ -64,11 +64,11 @@ class Invoice extends EntityModel implements BalanceAffecting
      */
     public static $patternFields = [
         'counter',
+        'clientIdNumber',
         'clientInvoiceCounter',
         'clientQuoteCounter',
         'clientCustom1',
         'clientCustom2',
-        'clientIdNumber',
         'userId',
         'year',
         'date:',