1 files changed, 2 insertions, 1 deletions
diff --git a/lib/plugins/authplain/auth.php b/lib/plugins/authplain/auth.php
index 8cfe35115..14e5ce716 100644
--- a/lib/plugins/authplain/auth.php
+++ b/lib/plugins/authplain/auth.php
@@ -1,5 +1,6 @@
 <?php
 
+use dokuwiki\Extension\AuthPlugin;
 use dokuwiki\Logger;
 use dokuwiki\Utf8\Sort;
 
@@ -11,7 +12,7 @@ use dokuwiki\Utf8\Sort;
  * @author     Chris Smith <chris@jalakai.co.uk>
  * @author     Jan Schumann <js@schumann-it.com>
  */
-class auth_plugin_authplain extends DokuWiki_Auth_Plugin
+class auth_plugin_authplain extends AuthPlugin
 {
     /** @var array user cache */
     protected $users;