diff --git a/assets/config/gitlab-shell/config.yml b/assets/config/gitlab-shell/config.yml
index 2fd82301..bf2953a0 100644
--- a/assets/config/gitlab-shell/config.yml
+++ b/assets/config/gitlab-shell/config.yml
@@ -8,6 +8,7 @@ user: git
 # only listen on a Unix domain socket.
 gitlab_url: "http://localhost:8080{{GITLAB_RELATIVE_URL_ROOT}}/"
 
+# See installation.md#using-https for additional HTTPS configuration details.
 http_settings:
 #  user: someone
 #  password: somepass