diff --git a/scripts/install b/scripts/install
index 4b73a61..a8a1c88 100644
--- a/scripts/install
+++ b/scripts/install
@@ -155,6 +155,7 @@ pushd $final_path/$app
     sudo -u "$app" MIX_ENV=prod mix deps.get
     sudo -u "$app" MIX_ENV=prod mix compile
     sudo -u "$app" MIX_ENV=prod mix mobilizon.instance gen --force --output $config --output-psql /tmp/setup_db.psql --domain $domain --instance-name $name --admin-email $admin_email --dbhost localhost --dbname $db_name --dbuser $db_user --dbpass $db_pwd --listen-port $port
+    ynh_secure_remove --file="/tmp/setup_db.psql"
     sudo -u "$app" MIX_ENV=prod mix ecto.migrate
     sudo -u "$app" MIX_ENV=prod mix mobilizon.users.new "$admin_email" --admin --password "$password"
 popd