diff --git a/README.md b/README.md
index 2b2e1a0..c0dccc8 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,11 @@ sudo vi /etc/systemd/journald.conf
 ########### add or modify lines############
 Storage=persistent
 ###########################################
+sudo apt install systemd
 sudo systemctl restart systemd-journald
 newgrp systemd-journal
+#group change need restart site
+sudo service orbit stop
+sudo service orbit start
 ```