Update README.md

README.md

@@ -617,7 +617,11 @@ sudo systemctl status mariadb
 ``` 
 Change the recorder: `db_url:` in your HA configuration.yaml
  
-Example: `mysql://admin:password@192.168.100.26:3306/homeassistant?charset=utf8mb4`
+Example:
+```
+recorder:
+  db_url: mysql://admin:password@192.168.100.26:3306/homeassistant?charset=utf8mb4
+```
  
 ⚙️ **To Update Mariadb:**