diff --git a/README.md b/README.md
index 01aca28..99a9604 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,8 @@
 
 The `swarm.compose` file is used for deploying OwlBoard to a Docker Swarm environment.
 
-Environment variable substitutions need to be configured before deployment - the owlboard.info deployment uses Portainer.
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+Environment variable substitutions need to be configured before deployment - the owlboard.info deployment uses Portainer.
+
+## Configuration
+
+Refer to the compose file to see required environment variables
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