diff --git a/README.md b/README.md
index 0940bea5a01a14cdcbf6c779762399c93ea9dc3d..f5e9cfe62d6fb2fa06b486db52ed16173d29c95b 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 Pour mettre à jour les paquets :
-
+``` elisp
 (try 'elpa-mirror)
 (setq package-archives '(("myelpa" . "~/myelpa/")))
 (elpamr-create-mirror-for-installed)
+```