diff --git a/perl-xCAT/xCAT/Schema.pm b/perl-xCAT/xCAT/Schema.pm
index 50dde765c..4fdafac6b 100644
--- a/perl-xCAT/xCAT/Schema.pm
+++ b/perl-xCAT/xCAT/Schema.pm
@@ -676,7 +676,7 @@ passed as argument rather than by table value',
                        ppc64le NonVirtualize   ALL                          petitboot
                        ppc64le PowerKVM Guest  ALL                          grub2,grub2-http,grub2-tftp
                        aarch64                 >=el8                        grub2
-                       riscv64                 >=el10                       grub2,grub2-http,grub2-tftp
+                       riscv64                 >=el10, >=ubuntu24.04        grub2,grub2-http,grub2-tftp
 
 ',
             tftpserver => 'The TFTP server for this node (as known by this node). If not set, it defaults to networks.tftpserver.',