diff --git a/application/models/Oqrs_model.php b/application/models/Oqrs_model.php
index ccc12ef9..486bc303 100644
--- a/application/models/Oqrs_model.php
+++ b/application/models/Oqrs_model.php
@@ -190,7 +190,7 @@ class Oqrs_model extends CI_Model {
 	}
 
 	function delete_oqrs_line($id) {
-        $sql = 'delete from oqrs where id =' . xss_clean($id);
+		$sql = 'delete from oqrs where id =' . xss_clean((intval($id)));
 
         $query = $this->db->query($sql);