diff --git a/features/scibase/exec.config b/features/scibase/exec.config
index 949cf578..a5cb617c 100755
--- a/features/scibase/exec.config
+++ b/features/scibase/exec.config
@@ -4,3 +4,7 @@ set -Eeuo pipefail
 echo "Adding mkhomedir to PAM configuration"
 DEBIAN_FRONTEND=noninteractive pam-auth-update --remove passwdqc --enable mkhomedir
 chmod 644 /etc/nsswitch.conf
+
+# update service won't work
+systemctl disable systemd-sysupdate-reboot.timer systemd-sysupdate.timer
+