diff --git a/app/crm/service/CustomerService.php b/app/crm/service/CustomerService.php
index 64e0ce8..9cc5ca1 100644
--- a/app/crm/service/CustomerService.php
+++ b/app/crm/service/CustomerService.php
@@ -141,7 +141,6 @@ class CustomerService
         }elseif ($sort == 'follow_last') {
             $query = $query->orderBy('crm_customer.follow_last', 'desc');
         }elseif ($sort == 'follow_next') {
-            $query = $query->orderBy('crm_customer.follow_next', 'asc');
             $query = $query->orderByRaw('crm_customer.follow_next IS NULL, crm_customer.follow_next ASC');
         }elseif ($sort == 'id' || empty($sort)) {
             $query = $query->orderBy('crm_customer.id', 'desc');