diff --git a/src/lib/models/customers.php b/src/lib/models/customers.php
index c549c1f..9225a9b 100644
--- a/src/lib/models/customers.php
+++ b/src/lib/models/customers.php
@@ -242,8 +242,8 @@ class customers extends \db
                     'subscribed'       => $data['subscribed'],
                     'comments'         => $data['comments'],
                     'status'           => $data['status'],
-                    'users_group_id'  => $data['users_group_id'],
-                    'special_users_id' => $data['special_users_id'],
+                    'users_group_id'   => $data['users_group_id'],
+                    'special_users_id' => $data['special_users_id'] == '7' ? null : $data['special_users_id'],
                     "id" => $id
                 ]
             );
--
libgit2 0.21.4