diff --git a/src/zmb-ad-join/install-service.sh b/src/zmb-ad-join/install-service.sh
index ee0dae9..87b03e7 100644
--- a/src/zmb-ad-join/install-service.sh
+++ b/src/zmb-ad-join/install-service.sh
@@ -127,10 +127,24 @@ rm -f /etc/samba/smb.conf
 echo -e "$ZMB_ADMIN_PASS" | kinit -V $ZMB_ADMIN_USER
 samba-tool domain join $ZMB_REALM DC -k yes --backend-store=mdb
 
-cat > /etc/cron.d/sysvol-sync << EOF
-*/5 * * * * root /usr/bin/rsync -XAavz --delete-after root@$LXC_DNS:/var/lib/samba/sysvol/ /var/lib/samba/sysvol
+mkdir -p /mnt/sysvol
+
+cat << EOF > /root/.smbcredentials
+username=$ZMB_ADMIN_USER
+password=$ZMB_ADMIN_PASS
+domain=$ZMB_DOMAIN
 EOF
 
+echo "//$LXC_DNS/sysvol /mnt/sysvol cifs credentials=/root/.smbcredentials 0 0" >> /etc/fstab
+
+mount.cifs //$LXC_DNS/sysvol /mnt/sysvol -o credentials=/root/.smbcredentials
+
+cat > /etc/cron.d/sysvol-sync << EOF
+*/15 * * * * root /usr/bin/rsync -XAavz --delete-after /mnt/sysvol/ /var/lib/samba/sysvol
+EOF
+
+/usr/bin/rsync -XAavz --delete-after /mnt/sysvol/ /var/lib/samba/sysvol
+
 ssh-keygen -q -f "$HOME/.ssh/id_rsa" -N "" -b 4096
 
 systemctl unmask samba-ad-dc