diff --git a/docs/debian/apt/sources.md b/docs/debian/apt/sources.md
index 406d61c..048c6a0 100644
--- a/docs/debian/apt/sources.md
+++ b/docs/debian/apt/sources.md
@@ -9,14 +9,14 @@ notes:
 
 ## emplacement
 
-* `/etc/apt/sources.list.d/`   
+* /etc/apt/sources.list.d/
   * nom sans importance
   * extension obligatoire
       * extension `.sources`: format deb822
       * extension `.list`: ancien format  'Une Ligne'
 
 
-* `/etc/apt` :  
+* **/etc/apt**  
   * obligatoire: `sources.list`
   * ancien format 'Une Ligne', donc extension **.list**