diff --git a/lam/lib/modules/asteriskAccount.inc b/lam/lib/modules/asteriskAccount.inc
index 05c5d557..46118627 100644
--- a/lam/lib/modules/asteriskAccount.inc
+++ b/lam/lib/modules/asteriskAccount.inc
@@ -1,10 +1,9 @@
 <?php
 /*
-$Id$
 
   This code is part of LDAP Account Manager (http://www.sourceforge.net/projects/lam)
   Copyright (C) 2009 - 2012  Pavel Pozdnyak
-                2009 - 2017  Roland Gruber
+                2009 - 2018  Roland Gruber
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -1148,9 +1147,8 @@ class asteriskAccount extends baseModule implements passwordService {
 	 */
 	public static function buildPasswordString(&$attributes, &$moduleSettings, $password) {
 		$astRealm = asteriskAccount::ASTERISK_DEFAULT_REALM;
-		$asteriskRealmFromProfile = $moduleSettings['asteriskAccount_AsteriskRealm'][0];
-		if ($asteriskRealmFromProfile != ""){
-			$astRealm = $asteriskRealmFromProfile;
+		if (!empty($moduleSettings['asteriskAccount_AsteriskRealm'][0])){
+			$astRealm = $moduleSettings['asteriskAccount_AsteriskRealm'][0];
 		}
 		return asteriskAccount::hashPassword($attributes['AstAccountCallerID'][0] . ":" . $astRealm . ":" . $password);
 	}