diff --git a/osmosfeed.yaml b/osmosfeed.yaml
index 2196c2e..ce283a9 100644
--- a/osmosfeed.yaml
+++ b/osmosfeed.yaml
@@ -1,3 +1,8 @@
+#########################
+# Full reference
+# https://github.com/osmoscraft/osmosfeed/blob/master/docs/osmosfeed-yaml-reference.md
+#########################
+
 # cacheUrl: https://GITHUB_USERNAME.github.io/REPO_NAME/cache.json
 sources:
   - href: https://github.com/osmoscraft/osmosfeed/releases.atom # Get new feature announcement via this feed