diff --git a/scripts/install b/scripts/install
index 93c5eb9..5a45be3 100755
--- a/scripts/install
+++ b/scripts/install
@@ -24,7 +24,7 @@ domain=$YNH_APP_ARG_DOMAIN
 path_url="/"
 is_public=$YNH_APP_ARG_IS_PUBLIC
 admin=$YNH_APP_ARG_ADMIN
-password=$YNH_APP_ARG_PASSWORD
+password="$YNH_APP_ARG_PASSWORD"
 email=$(ynh_user_get_info --username=$admin --key=mail)
 phpversion=$YNH_PHP_VERSION