diff --git a/scripts/install b/scripts/install
index 6b37a49..797a956 100755
--- a/scripts/install
+++ b/scripts/install
@@ -27,9 +27,7 @@ ynh_abort_if_errors
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 is_public=$YNH_APP_ARG_IS_PUBLIC
-language=$YNH_APP_ARG_LANGUAGE
 admin=$YNH_APP_ARG_ADMIN
-password=$YNH_APP_ARG_PASSWORD
 
 ### If it's a multi-instance app, meaning it can be installed several times independently
 ### The id of the app as stated in the manifest is available as $YNH_APP_ID