diff --git a/2.-Post-installation-de-Archlinux.md b/2.-Post-installation-de-Archlinux.md
index 47e90e3..3a1c7c7 100644
--- a/2.-Post-installation-de-Archlinux.md
+++ b/2.-Post-installation-de-Archlinux.md
@@ -31,7 +31,7 @@ sudo ufw status
 ```
 La configuration peut également se faire graphiquement avec gufw :
 
-![GUFW](https://git.ouvaton.coop/nodiego/Arch-Linux-Cool/raw/branch/master/img/archcool-img-02.png "GUFW")
+![GUFW](https://git.ouvaton.coop/nodiego/Arch-Linux-Cool/raw/branch/master/img/archcool-img-02.png#center "GUFW")
 
 ### Firefox