diff --git a/application/controllers/keyworlds.php b/application/controllers/keyworlds.php
index 729ea37d..187d6b92 100644
--- a/application/controllers/keyworlds.php
+++ b/application/controllers/keyworlds.php
@@ -401,7 +401,7 @@ class Keyworlds extends CI_Controller {
 			} else if ($rank[$rank_flag] != -1
                 and $rank[$rank_flag] != -2
                 and $client_flag === 'm') {
-                $this->Keywordsrank_model->update_rank($v->kw_id, $rank['rank'], $rank['rank_m'], $rank['source'], $rank['source_m'], $rank['engines']);
+                $this->Keywordsrank_model->update_rank($last_rank[0]->kwr_id, $rank['rank'], $rank['rank_m'], $rank['source'], $rank['source_m'], $rank['engines']);
                 $this->Keywords_model->update_time($v->kw_id);
             }
         }