diff --git a/MailServerInstall.md b/MailServerInstall.md
index a56036d..419302f 100644
--- a/MailServerInstall.md
+++ b/MailServerInstall.md
@@ -249,7 +249,7 @@ quit (Pour sortir de Telnet)
 root@serveur:~# apt-get install courier-base courier-authdaemon courier-authlib-mysql courier-imap courier-pop
 ```
 
-### Configuration de 'Courier'
+### Configuration de `Courier`
 
 Editer `/etc/courier/authdaemonrc`
 ```console