diff --git a/readme.md b/readme.md
index f4e0166..bd33302 100644
--- a/readme.md
+++ b/readme.md
@@ -1,13 +1,15 @@
-# Overview
+# Ansible Role: Grafana
 
-This role configures [Grafana](https://grafana.com/) server with Prometheus for metrics monitoring.
+Install and configure [Grafana](https://grafana.com/) server with Prometheus for metrics monitoring.
 
-## Supported Operating Systems
+## Variables
 
-| Operating System | Version |
-| --- | ----- |
-| Debian | 13 |
+| Variable | Required | Default | Description |
+|----------|----------|---------|-------------|
+| `grafana_admin_password` | Yes | `development` | Grafana admin password |
 
-## Tags
+## Example
 
-This role has no tags.
+```yaml
+grafana_admin_password: "secure_admin_password"
+```