diff --git a/README.md b/README.md
index 157227c..c85a42d 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,5 @@
 solution:
 
 ```
-source nextcloud.conf
-docker-compose exec nextcloud-database sh -c 'mysql_upgrade -uroot -p${NEXTCLOUD_DATABASE_ROOT}'
+docker-compose exec nextcloud-database sh -c 'mysql_upgrade -uroot -p${MYSQL_ROOT_PASSWORD}'
 ```