diff --git a/roles/server_iso/README.md b/roles/server_iso/README.md
index 2935b00..6eb9773 100644
--- a/roles/server_iso/README.md
+++ b/roles/server_iso/README.md
@@ -10,8 +10,8 @@ Create an Oracle Linux 9 ISO for automatic server installation.
 |src_iso_checksum |str | no | sha256:a782e8c78a629ab1c19fcb32e76d3b81c7ef1b04060a0465253c103686339f3a | Checksum of downloaded source installation medium |
 |src_iso_label |str | no | OL-9-0-0-BaseOS-x86_64 | Volume ID of installation medium. Could be displayed by `xorriso -indev {{ role_path }}/files/OracleLinux-R9-U0-x86_64-boot-uek.iso -toc` |
 |reboot_after_installation |bool | no | False | Automatic reboot after installation. |
-|gateway |str | no | {{ (((ansible_host + '/255.255.255.0') | ansible.utils.ipaddr('network') | ansible.utils.ipaddr('int'))+1) | string | ansible.utils.ipaddr}} | IPv4 default gateway address. This will only be used when ansible_host is a IP address. |
-|nameserver |str | no | {{ (((ansible_host + '/255.255.255.0') | ansible.utils.ipaddr('network') | ansible.utils.ipaddr('int'))+1) | string | ansible.utils.ipaddr}} | IPv4 nameserver address. This will only be used when ansible_host is a IP address. |
+|gateway |str | no | {{ (((ansible_host + '/255.255.255.0') \| ansible.utils.ipaddr('network') \| ansible.utils.ipaddr('int'))+1) \| string \| ansible.utils.ipaddr}} | IPv4 default gateway address. This will only be used when ansible_host is a IP address. |
+|nameserver |str | no | {{ (((ansible_host + '/255.255.255.0') \| ansible.utils.ipaddr('network') \| ansible.utils.ipaddr('int'))+1) \| string \| ansible.utils.ipaddr}} | IPv4 nameserver address. This will only be used when ansible_host is a IP address. |
 |netmask |str | no | 255.255.255.0 | IPv4 subnet mask. This will only be used when ansible_host is a IP address. |
 |ssh_keys |list[str] | no |  | List of ssh public keys that will be added to .ssh/authorized_keys |
 |iso_path |str | yes |  | Storage location for the created ISO |