diff --git a/backup.sh b/backup.sh
index b5ed904..4c09f8e 100644
--- a/backup.sh
+++ b/backup.sh
@@ -17,7 +17,7 @@ if [[ "$xm" == "m" || "$xm" == "M" ]]; then
 ZIP="zip -r /root/ac-backup.zip /root/marzban/* /var/lib/marzban/*"
 ACLover="marzban backup"
 elif [[ "$xm" == "x" || "$xm" == "X" ]]; then
-ZIP="zip /root/ac-backup.zip /etc/x-ui/x-ui.db /usr/local/x-ui/bin/config.json"
+ZIP="zip /root/ac-backup.zip /etc/x-ui/x-ui.db /usr/local/x-ui/bin/config.json /root/*.key /root/*.crt"
 ACLover="x-ui backup"
 else
 echo "Please choose m or x only !"