diff --git a/README.md b/README.md
index 458b6fc..157e63f 100644
--- a/README.md
+++ b/README.md
@@ -7,13 +7,19 @@ Variables:
 * debianunattended_debian_installer_country: DE
 * debianunattended_debian_installer_locale: de_DE.UTF-8
 * debianunattended_keyboard_configuration_xkb_keymap: de
-* debianunattended_hostname: hostname.domain.tld
+* debianunattended_hostname: "{{ debianunattended_hostname | default('debianunattended') }}"
 * debianunattended_user_fullname: username
 * debianunattended_username: username
 * debianunattended_user_crypt_password: passwordhash
 * debianunattended_time_zone: EU/Berlin
-* debianunattended_additional_packages: git nano wget bash-completion curl socat multitail python-apt
+* debianunattended_additional_packages: git nano wget bash-completion curl socat multitail python-apt-common software-properties-common
 * debianunattended_proxystring: http://hostname:port
 * debianunattended_mirror: ftp.de.debian.org
+#backup-ip-address for environment without dhcp
+* debianunattended_staticip_ipaddress: 192.168.1.42
+* debianunattended_staticip_netmask: 255.255.255.0
+* debianunattended_staticip_gateway: 192.168.1.1
+* debianunattended_staticip_nameservers: 192.168.1.1
+* debianunattended_mirror: ftp.de.debian.org
 
 Many Thanks to https://www.librebyte.net/en/systems-deployment/unattended-debian-installation/
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diff --git a/files/sudoers b/files/sudoers
index 0cde292..1f50446 100644
--- a/files/sudoers
+++ b/files/sudoers
@@ -1 +1 @@
-alegab ALL=(ALL:ALL) NOPASSWD:ALL
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+%sudo ALL=(ALL:ALL) NOPASSWD:ALL
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