diff --git a/fs/iso9660/Config.in b/fs/iso9660/Config.in
index 7e1ddd64ff..2482e44e31 100644
--- a/fs/iso9660/Config.in
+++ b/fs/iso9660/Config.in
@@ -47,13 +47,14 @@ config BR2_TARGET_ROOTFS_ISO9660_ISOLINUX
 endchoice
 
 config BR2_TARGET_ROOTFS_ISO9660_BOOT_MENU
-	string "Boot menu.lst file"
+	string "Boot menu config file"
 	default "fs/iso9660/menu.lst" if BR2_TARGET_ROOTFS_ISO9660_GRUB
 	default "fs/iso9660/grub.cfg" if BR2_TARGET_ROOTFS_ISO9660_GRUB2
 	default "fs/iso9660/isolinux.cfg" if BR2_TARGET_ROOTFS_ISO9660_ISOLINUX
 	help
 	  Use this option to provide a custom bootloader configuration
-	  file (menu.lst for Grub, isolinux.cfg for isolinux).
+	  file (menu.lst for Grub, grub.cfg for Grub 2, isolinux.cfg for
+	  isolinux).
 
 	  Note that the strings __KERNEL_PATH__ and __INITRD_PATH__
 	  will automatically be replaced by the path to the kernel and