diff --git a/ChangeLog b/ChangeLog
index 0478d6cb1..e2d8a81f5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-14  Carles Pina i Estany  <carles@pina.cat>
+
+	* util/grub.d/30_os-prober.in: Use `set var=val' rather than plain
+	`var=val'.
+
 2010-01-14  Carles Pina i Estany  <carles@pina.cat>
 
 	* normal/cmdline.c (print_completion): Gettextizze.
diff --git a/util/grub.d/30_os-prober.in b/util/grub.d/30_os-prober.in
index da6eea6b6..edef37e66 100644
--- a/util/grub.d/30_os-prober.in
+++ b/util/grub.d/30_os-prober.in
@@ -45,10 +45,10 @@ EOF
 	prepare_grub_to_access_device ${DEVICE} | sed -e "s/^/\t/"
 	cat << EOF
         insmod ${GRUB_VIDEO_BACKEND}
-        do_resume=0
+        set do_resume=0
         if [ /var/vm/sleepimage -nt10 / ]; then
            if xnu_resume /var/vm/sleepimage; then
-             do_resume=1
+             set do_resume=1
            fi
         fi
         if [ \$do_resume == 0 ]; then