diff --git a/administrator/controllers/hierarchys.php b/administrator/controllers/hierarchys.php
index 0e35c6a..59eaafe 100755
--- a/administrator/controllers/hierarchys.php
+++ b/administrator/controllers/hierarchys.php
@@ -185,11 +185,14 @@ public function setUser()
 	{
 		$jinput     = JFactory::getApplication()->input;
 		$subuserId  = $jinput->get->get('subuserId', '', 'int');
-		$bossuserId = $jinput->post->get('user_id', '', 'int');
+		$userId = $jinput->post->get('user_id', '', 'int');
 
 		// Get the model
 		$model  = $this->getModel();
-		$return = $model->saveUserHier($bossuserId, $subuserId);
+		$data = array();
+		$data['subuser_id'] = $subuserId;
+		$data['user_id'] = $userId;
+		$return = $model->save($data);
 
 		jexit();
 	}
diff --git a/administrator/models/hierarchy.php b/administrator/models/hierarchy.php
index 6d6dca3..14a2a4e 100755
--- a/administrator/models/hierarchy.php
+++ b/administrator/models/hierarchy.php
@@ -285,4 +285,39 @@ public function saveCSVdata($userData)
 
 		return $output;
 	}
+
+	/**
+	 * Prepare and sanitise the  data prior to saving.
+	 *
+	 * @param   ARRAY  $data  it is array of managerId, empId, client, clientId and state.
+	 *
+	 * @return  void
+	 *
+	 * @since   1.6
+	 */
+	public function save($data)
+	{
+		$db = $this->getDbo();
+
+		try
+		{
+			JTable::addIncludePath(JPATH_ROOT . '/administrator/components/com_hierarchy/tables');
+			$userHierarchyObj = JTable::getInstance('Hierarchy', 'HierarchyTable', array('dbo', $db));
+			$userHierarchyObj->load(array('subuser_id' => (int) $data['subuser_id']));
+			$data['id'] = isset($userHierarchyObj->id) ? $userHierarchyObj->id : '' ;
+
+			if (parent::save($data))
+			{
+				return $data;
+			}
+		}
+		catch (RuntimeException $e)
+		{
+			$this->setError($e->getMessage());
+
+			return false;
+		}
+
+		return false;
+	}
 }
diff --git a/administrator/models/hierarchys.php b/administrator/models/hierarchys.php
index e1cc3f0..22addd8 100644
--- a/administrator/models/hierarchys.php
+++ b/administrator/models/hierarchys.php
@@ -317,7 +317,7 @@ public function getSubusers($userId)
 		}
 
 		$query->select($db->quoteName('hu.subuser_id'));
-		$query->from($db->quoteName('#__hierarchy_users'), 'hu');
+		$query->from($db->quoteName('#__hierarchy_users', 'hu'));
 		$query->join('inner', $db->quoteName('#__users') . 'as u ON u.id=hu.subuser_id');
 		$query->where($conditions);
 		$db->setQuery($query);