diff --git a/library/Icinga/Authentication/UserGroup/LdapUserGroupBackend.php b/library/Icinga/Authentication/UserGroup/LdapUserGroupBackend.php
index 9cd607c58..a56e1fe71 100644
--- a/library/Icinga/Authentication/UserGroup/LdapUserGroupBackend.php
+++ b/library/Icinga/Authentication/UserGroup/LdapUserGroupBackend.php
@@ -103,63 +103,6 @@ class LdapUserGroupBackend extends LdapRepository implements UserGroupBackendInt
         )
     );
 
-    /**
-     * Normed attribute names based on known LDAP environments
-     *
-     * @var array
-     */
-    protected $normedAttributes = array(
-        'uid'               => 'uid',
-        'gid'               => 'gid',
-        'user'              => 'user',
-        'group'             => 'group',
-        'member'            => 'member',
-        'inetorgperson'     => 'inetOrgPerson',
-        'samaccountname'    => 'sAMAccountName'
-    );
-
-    /**
-     * Return the given attribute name normed to known LDAP enviroments, if possible
-     *
-     * @param   string  $name
-     *
-     * @return  string
-     */
-    protected function getNormedAttribute($name)
-    {
-        $loweredName = strtolower($name);
-        if (array_key_exists($loweredName, $this->normedAttributes)) {
-            return $this->normedAttributes[$loweredName];
-        }
-
-        return $name;
-    }
-
-    /**
-     * Set this repository's name
-     *
-     * @param   string  $name
-     *
-     * @return  $this
-     */
-    public function setName($name)
-    {
-        $this->name = $name;
-        return $this;
-    }
-
-    /**
-     * Return this repository's name
-     *
-     * In case no name has been explicitly set yet, the class name is returned.
-     *
-     * @return  string
-     */
-    public function getName()
-    {
-        return $this->name;
-    }
-
     /**
      * Set the base DN to use for a user query
      *