diff -urNp -x '*.orig' grub-2.06.org/util/grub-mkconfig.in grub-2.06/util/grub-mkconfig.in
--- grub-2.06.org/util/grub-mkconfig.in	2021-03-10 14:42:22.000000000 +0100
+++ grub-2.06/util/grub-mkconfig.in	2023-07-09 22:57:02.992264334 +0200
@@ -157,8 +157,8 @@ if [ "x${GRUB_EARLY_INITRD_LINUX_STOCK}"
 	GRUB_EARLY_INITRD_LINUX_STOCK="intel-uc.img intel-ucode.img amd-uc.img amd-ucode.img early_ucode.cpio microcode.cpio"
 fi
 
-if test -f ${sysconfdir}/default/grub ; then
-  . ${sysconfdir}/default/grub
+if test -f ${sysconfdir}/sysconfig/grub ; then
+  . ${sysconfdir}/sysconfig/grub
 fi
 
 if [ "x${GRUB_DISABLE_UUID}" = "xtrue" ]; then
@@ -267,7 +267,7 @@ cat << EOF
 # DO NOT EDIT THIS FILE
 #
 # It is automatically generated by $self using templates
-# from ${grub_mkconfig_dir} and settings from ${sysconfdir}/default/grub
+# from ${grub_mkconfig_dir} and settings from ${sysconfdir}/sysconfig/grub
 #
 EOF
 
@@ -293,7 +293,7 @@ if test "x${grub_cfg}" != "x" ; then
   if ! ${grub_script_check} ${grub_cfg}.new; then
     # TRANSLATORS: %s is replaced by filename
     gettext_printf "Syntax errors are detected in generated GRUB config file.
-Ensure that there are no errors in /etc/default/grub
+Ensure that there are no errors in /etc/sysconfig/grub
 and /etc/grub.d/* files or please file a bug report with
 %s file attached." "${grub_cfg}.new" >&2
     echo >&2
diff -urNp -x '*.orig' grub-2.06.org/util/grub.d/README grub-2.06/util/grub.d/README
--- grub-2.06.org/util/grub.d/README	2018-11-24 18:13:02.000000000 +0100
+++ grub-2.06/util/grub.d/README	2023-07-09 22:57:02.992264334 +0200
@@ -8,4 +8,4 @@ All executable files in this directory a
 The number namespace in-between is configurable by system installer and/or
 administrator.  For example, you can add an entry to boot another OS as
 01_otheros, 11_otheros, etc, depending on the position you want it to occupy in
-the menu; and then adjust the default setting via /etc/default/grub.
+the menu; and then adjust the default setting via /etc/sysconfig/grub.