diff --git a/README.md b/README.md
index 192babf..33d4913 100644
--- a/README.md
+++ b/README.md
@@ -60,26 +60,21 @@ docker compose up -d --force-recreate traefik
 For example `dev.cool` 😎
 
 Replace `.dev.local` with your custom domain suffix in the `config/traefik/traefik.yml` file:
-```yaml
-...
-  docker:
-    defaultRule: |
-      Host(`{{ trim (index .Labels "serviceName") }}.dev.cool`) {{range $i, $domain := splitList "," (index .Labels "serviceDomains")}}{{if ne $domain ""}}|| Host(`{{$domain}}`){{end}}{{end}}
-...
+```diff
+   docker:
+     defaultRule: |
+-      Host(`{{ trim (index .Labels "serviceName") }}.dev.local`) {{range $i, $domain := splitList "," (index .Labels "serviceDomains")}}{{if ne $domain ""}}|| Host(`{{$domain}}`){{end}}{{end}}
++      Host(`{{ trim (index .Labels "serviceName") }}.dev.cool`) {{range $i, $domain := splitList "," (index .Labels "serviceDomains")}}{{if ne $domain ""}}|| Host(`{{$domain}}`){{end}}{{end}}
+     constraints: LabelRegex(`serviceName`, `.+`) && !Label(`com.docker.compose.oneoff`, `True`)
 ```
 
 Replace `.dev.local` with your custom domain suffix in the `config/dns/config.sample.json` file:
-```json
-...
-{
-  "id": 2,
-  "hostname": ".dev.cool",
-  "ip": "",
-  "target": "host.docker",
-  "ttl": 3600,
-  "type": "CNAME"
-}
-...
+```diff
+         {
+           "id": 2,
+-          "hostname": ".dev.local",
++          "hostname": ".dev.cool",
+           "ip": "",
 ```
 
 Remove the dns_config volume