diff --git a/modif/notes.md b/modif/notes.md
index 1826c9b..a350a34 100644
--- a/modif/notes.md
+++ b/modif/notes.md
@@ -147,4 +147,4 @@ index % time    self  children    called     name
 
 ```
 
-**optimisation du programme :**
\ No newline at end of file
+##optimisation du programme :##
\ No newline at end of file