diff -ur grub-2.04.orig/conf/Makefile.common grub-2.04/conf/Makefile.common
--- grub-2.04.orig/conf/Makefile.common	2019-08-18 15:43:56.021000000 +0200
+++ grub-2.04/conf/Makefile.common	2019-08-18 15:44:44.088000000 +0200
@@ -61,7 +61,7 @@
 
 # Other variables
 
-grubconfdir = $(sysconfdir)/grub.d
+grubconfdir = /lib/grub.d
 platformdir = $(pkglibdir)/$(target_cpu)-$(platform)
 starfielddir = $(pkgdatadir)/themes/starfield
 
diff -ur grub-2.04.orig/util/grub-mkconfig.in grub-2.04/util/grub-mkconfig.in
--- grub-2.04.orig/util/grub-mkconfig.in	2019-08-18 15:43:56.080000000 +0200
+++ grub-2.04/util/grub-mkconfig.in	2019-08-18 15:44:44.089000000 +0200
@@ -37,7 +37,7 @@
 export pkgdatadir
 
 grub_cfg=""
-grub_mkconfig_dir="${sysconfdir}"/grub.d
+grub_mkconfig_dir=/lib/grub.d
 
 self=`basename $0`