diff --git a/README.md b/README.md
index 99e73db..7b3bbb2 100644
--- a/README.md
+++ b/README.md
@@ -68,7 +68,7 @@ See [`nf-core/configs`](https://github.com/nf-core/configs/tree/master/conf) for
 Please also make sure to add an extra `params` section with `params.config_profile_description`, `params.config_profile_contact` and `params.config_profile_url` set to reasonable values.
 Users will get information on who wrote the configuration profile then when executing a nf-core pipeline and can report back if there are things missing for example.
 
-## Checking user hostnames
+### Checking user hostnames
 
 If your cluster has a set of consistent hostnames, nf-core pipelines can check that users are using your profile.
 Add one or more hostname substrings to `params.hostnames` under a key that matches the profile name.