diff --git a/ironic/map.jinja b/ironic/map.jinja
index 3ccd06d..4e86047 100644
--- a/ironic/map.jinja
+++ b/ironic/map.jinja
@@ -26,7 +26,7 @@
         'notification': {}
     },
     'Debian': {
-        'pkgs': ['ipmitool', 'ironic-conductor', 'tftpd-hpa', 'syslinux-common', 'pxelinux', 'ipxe'],
+        'pkgs': ['ipmitool', 'ironic-conductor', 'tftpd-hpa', 'syslinux-common', 'pxelinux', 'ipxe', 'gdisk'],
         'uefi_pkgs': ['grub-efi-amd64-signed', 'shim-signed'],
         'console_pkgs': ['shellinabox', 'socat'],
         'pxelinux_path': '/usr/lib/PXELINUX',
@@ -49,7 +49,7 @@
         },
     },
     'RedHat': {
-        'pkgs': ['ipmitool', 'ironic-conductor', 'tftp-server', 'syslinux-extlinux', 'ipxe-bootimgs'],
+        'pkgs': ['ipmitool', 'ironic-conductor', 'tftp-server', 'syslinux-extlinux', 'ipxe-bootimgs', 'gdisk'],
         'uefi_pkgs': ['grub2-efi', 'shim'],
         'console_pkgs': ['shellinabox', 'socat'],
         'pxelinux_path': '/usr/share/syslinux',