diff --git a/ChangeLog b/ChangeLog
index 7eee527a5..86b5aab0b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-10-26  Grégoire Sutre  <gregoire.sutre@gmail.com>
+
+	* util/grub.d/00_header.in: Don't use LANG if it's not set.
+
 2013-10-26  Grégoire Sutre  <gregoire.sutre@gmail.com>
 
 	* util/grub-mkconfig.in: Replace $0 with $self.
diff --git a/util/grub.d/00_header.in b/util/grub.d/00_header.in
index 2c4bb0a6f..983872035 100644
--- a/util/grub.d/00_header.in
+++ b/util/grub.d/00_header.in
@@ -191,7 +191,7 @@ EOF
 EOF
 
 # Gettext variables and module
-if [ "x${LANG}" != "xC" ] ; then
+if [ "x${LANG}" != "xC" ] &&  [ "x${LANG}" != "x" ]; then
   cat << EOF
   set locale_dir=\$prefix/locale
   set lang=${grub_lang}