diff --git a/src/conf/LSaddons/config.LSaddons.phpldapadmin.php b/src/conf/LSaddons/config.LSaddons.phpldapadmin.php
index feefde2b..708e72a1 100644
--- a/src/conf/LSaddons/config.LSaddons.phpldapadmin.php
+++ b/src/conf/LSaddons/config.LSaddons.phpldapadmin.php
@@ -21,4 +21,8 @@
 ******************************************************************************/
 
 // PhpLdapAdmin View Object URL format
-define('LS_PHPLDAPADMIN_VIEW_OBJECT_URL_FORMAT','//'.$_SERVER['SERVER_NAME'].'/phpldapadmin/cmd.php?cmd=template_engine&server_id=0&dn=%{dn}');
+define(
+  'LS_PHPLDAPADMIN_VIEW_OBJECT_URL_FORMAT',
+  '//'.(isset($_SERVER['SERVER_NAME'])?$_SERVER['SERVER_NAME']:gethostname()).
+  '/phpldapadmin/cmd.php?cmd=template_engine&server_id=0&dn=%{dn}'
+);