diff --git a/HowtoMutt.md b/HowtoMutt.md
index 5520467c..8d8099be 100644
--- a/HowtoMutt.md
+++ b/HowtoMutt.md
@@ -140,6 +140,6 @@ Désactiver le protocole CMS :
 
 Ajouter cette directive dans /etc/Muttrc :
 
-~~{.bash}
+~~~{.bash}
 unset crypt_use_gpgme
-~~
\ No newline at end of file
+~~~
\ No newline at end of file