diff --git a/admin.md b/admin.md
index a6f07af7..9aaf99e9 100644
--- a/admin.md
+++ b/admin.md
@@ -14,6 +14,8 @@ You can access your administrator web interface at this address: https://example
 
 ### Reset admin password
 
+<div class="text-error">Deprecated method, will not work on Yunohost 2.4 / Debian Jessie</div>
+
 To reset YunoHost admin password (Need a root user available)
 
 add the following lines to `/etc/slapd/slapd.conf`:
@@ -40,4 +42,4 @@ $ sudo  mv /var/www/wordpress /media/externalharddrive
 $ sudo   ln -s /media/externalharddrive/wordpress /var/www/wordpress
 # Folder must belong to www-data
 $ sudo  chown -R www-data:www-data /media/externalharddrive/wordpress
-```
\ No newline at end of file
+```