diff --git a/README.md b/README.md
index 81aa9358..c0928666 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,8 @@ OpenFaaS® makes it easy for developers to deploy event-driven functions and
 
 ![Conceptual architecture](/docs/of-layer-overview.png)
 
+> Conceptual architecture and stack, [more detail available in the docs](https://docs.openfaas.com/architecture/stack/)
+
 ### Press / Branding / Website Sponsorship
 
 * Individual Sponsorships / End-users / Insiders Track 🍻