diff --git a/application/models/infoMetas_model.php b/application/models/infoMetas_model.php
index 004c2f16..9c877840 100644
--- a/application/models/infoMetas_model.php
+++ b/application/models/infoMetas_model.php
@@ -16,7 +16,7 @@ class InfoMetas_model extends CI_Model {
                 . "  (  \n"
                 . "	?, ?, N? \n"
                 . "  )";
-        return $this->HT->query($sql, array($im_ic_id, $im_key, $im_value));
+        return $this->HT->query($sql, array($im_ic_id, $im_key, (string)$im_value));
     }
 
     function get_list($im_ic_id, $im_key) {