diff --git a/phpBB/includes/auth/auth_apache.php b/phpBB/includes/auth/auth_apache.php
index f87ad738c0..9c08558660 100644
--- a/phpBB/includes/auth/auth_apache.php
+++ b/phpBB/includes/auth/auth_apache.php
@@ -1,5 +1,8 @@
 <?php
 
+// Apache auth plug-in for phpBB 2.2
+// $Id$
+//
 // Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.
 //
 // This is for initial authentication via Apaches basic realm authentication methods,
diff --git a/phpBB/includes/auth/auth_db.php b/phpBB/includes/auth/auth_db.php
index 3666eeb105..a5de9e1724 100644
--- a/phpBB/includes/auth/auth_db.php
+++ b/phpBB/includes/auth/auth_db.php
@@ -1,5 +1,8 @@
 <?php
 
+// Database auth plug-in for phpBB 2.2
+// $Id$
+//
 // Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.
 //
 // This is for authentication via the integrated user table
diff --git a/phpBB/includes/auth/auth_ldap.php b/phpBB/includes/auth/auth_ldap.php
index aa9beee2f9..b8c289c2ab 100644
--- a/phpBB/includes/auth/auth_ldap.php
+++ b/phpBB/includes/auth/auth_ldap.php
@@ -1,5 +1,8 @@
 <?php
 
+// LDAP auth plug-in for phpBB 2.2
+// $Id$
+//
 // Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.
 //
 // This is for initial authentication via an LDAP server, user information is then