diff --git a/deployment.md b/deployment.md
index ade07a0..124a910 100644
--- a/deployment.md
+++ b/deployment.md
@@ -12,6 +12,7 @@ But you have to configure a couple things first. 🤓
 
 * Have a remote server ready and available.
 * Configure the DNS records of your domain to point to the IP of the server you just created.
+* Configure a wildcard subdomain for your domain, so that you can have multiple subdomains for different services, e.g. `*.fastapi-project.example.com`. This will be useful for accessing different components, like `traefik.fastapi-project.example.com`, `pgadmin.fastapi-project.example.com`, etc. And also for `staging`, like `staging.fastapi-project.example.com`, `staging.pgadmin.fastapi-project.example.com`, etc.
 * Install and configure [Docker](https://docs.docker.com/engine/install/) on the remote server (Docker Engine, not Docker Desktop).
 
 ## Public Traefik