diff --git a/application/models/rawmaterialdetails_model.php b/application/models/rawmaterialdetails_model.php
index 73d470fd..ccdd204a 100755
--- a/application/models/rawmaterialdetails_model.php
+++ b/application/models/rawmaterialdetails_model.php
@@ -113,7 +113,7 @@ class rawmaterialdetails_model extends CI_Model
     {
 
 
-       $sql=" SELECT * FROM T_MaterialMaster WHERE MaterialCode =$MaterialCode";      
+       $sql=" SELECT * FROM T_MaterialMaster WHERE MaterialCode ='$MaterialCode'";      
         $query = $this->db->query(  $sql);
          return $query->result();