diff --git a/doc/ADMIN.md b/doc/ADMIN.md
index 1fcf9fc..52c2052 100644
--- a/doc/ADMIN.md
+++ b/doc/ADMIN.md
@@ -1,16 +1,4 @@
-### Migrate from Garradin
-
-This package handle the migration from Garradin to Paheko. For that, you will have to upgrade your Garradin application with this repository. This can only be done from the command-line interface - e.g. through SSH. Once you're connected, you simply have to execute the following:
-
-```bash
-sudo yunohost app upgrade garradin -u https://github.com/YunoHost-Apps/paheko_ynh/tree/garradin-migration --debug
-```
-
-The --debug option will let you see the full output. If you encounter any issue, please report it aand paste the logs.
-
-**Important**: After the migration, you'll have to wait a couple of minutes (at most 3 minutes) before you can start using Paheko.
-
-Once the migration is done, you should then upgrade to new release of Paheko.
+## Custom configurations
 
 If you wish, you can add personal costum configurations by editing the `/var/www/paheko/config.local.user.php` file. To see the possibilities, you can read the `/var/www/paheko/config.dist.php` file first.