diff --git a/Apollo/api/application/models/Fees_status_model.php b/Apollo/api/application/models/Fees_status_model.php
index 38c1f703..ddb47150 100755
--- a/Apollo/api/application/models/Fees_status_model.php
+++ b/Apollo/api/application/models/Fees_status_model.php
@@ -482,6 +482,7 @@ class Fees_status_model extends CI_Model
         }
         $this->db->select('BillNO');
         $this->db->where('UpdatedBy', $feesPaidDetails['UpdatedBy']);
+        $this->db->order_by('BillNO', 'asc');
         $getLastBillNo=$this->db->get(STUDENTS_FEES_PAID)->last_row();
         if($getLastBillNo){
            $strExplode= explode("-", $getLastBillNo->BillNO);