diff --git a/README_fr.md b/README_fr.md
index 934e048..a8a7ab9 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -3,7 +3,7 @@
 > :warning: Laverna n'est plus maintenue upstream. Vous devriez utiliser [Encryptic](https://github.com/YunoHost-Apps/encryptic_ynh).
 
 [![Integration level](https://dash.yunohost.org/integration/laverna.svg)](https://dash.yunohost.org/appci/app/laverna) ![](https://ci-apps.yunohost.org/ci/badges/laverna.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/laverna.maintain.svg)  
-[![Installer Laverna avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=laverna)
+[![Installer Laverna avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=laverna)
 
 *[Read this readme in english.](./README.md)*