diff --git a/README.md b/README.md
index d327384..23b09d1 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,8 @@ Execute `sync.sh` to copy scripts on the server.
 
 Add this line into the host crontab with `crontab -e`.
 ```
+PATH=/usr/local/bin:/usr/bin
+
 # Backup volumes every days at 4am
-0 4 * * * root /bin/bash /usr/local/bin/vol-backup-all
+0 4 * * * /usr/local/bin/vol-backup-all.sh
 ```