diff --git a/README.md b/README.md
index 6ded0dd..e4a7b7d 100644
--- a/README.md
+++ b/README.md
@@ -28,9 +28,9 @@ be erased
 Since syslinux files are placed differently depending on the distribution,
  configuration file (``-c``) contain directory to syslinux files :
  
- * syslinux_mbr_bl_folder : folder containing mbr.bin
- * syslinux_efi_bl_folder : folder containing efi64 folder
- * syslinux_modules_folder : folder containing syslinux modules folders
+ * __syslinux_mbr_bl_folder__ : folder containing mbr.bin
+ * __syslinux_efi_bl_folder__ : folder containing efi64 folder
+ * __syslinux_modules_folder__ : folder containing syslinux modules folders
 
 ## Examples
 
@@ -54,11 +54,11 @@ Prepare an USB key on Debian
 
 # How it work
 
- - Create a repo folder then a subfolder named with debian version to 
-   download then download debian iso, vmlinuz and initrt.gz.
- - Create a temporary folder and copy all necessary files into it (pressed,
-   partman recipes, syslinux modules...)
- - If ``-d /dev/sdx``, unmount usb key( if mounted) and create partition scheme,
-   format and  mount partitions
- - Copy all content of temporary folder into mounted usb key.
- - Enjoy!
+ 1. Create a repo folder then a subfolder named with debian version to 
+    download then download debian iso, vmlinuz and initrt.gz.
+ 2. Create a temporary folder and copy all necessary files into it (pressed,
+    partman recipes, syslinux modules...)
+ 4. If ``-d /dev/sdx``, unmount usb key( if mounted) and create partition scheme,
+    format and  mount partitions
+ 5. Copy all content of temporary folder into mounted usb key.
+ 6. Enjoy!