diff --git a/README.md b/README.md
index bb6d581..cb6e1a8 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ export DOCKER_CTX='bi_shenyang'
 export VAULT_KEY='/kv/data/for_rbacgroup_remco/docker/'"${DOCKER_GROUP_NAME}"'/'"${DOCKER_CTX}"
 ```
 
-Treat `DOCKER_CTX` as a team name, purpose or scope. If the same Docker application can run multiple times and serve different tenants then `DOCKER_CTX` is what distinguishes one instance from the other. Here `bi_shenyang` indicates for example a Shenyang-based Business Intelligence team.
+Treat `DOCKER_CTX` ("CTX" as in context) as a team name, purpose or scope. If the same Docker application can run multiple times and serve different tenants then `DOCKER_CTX` is what distinguishes one instance from the other. Here `bi_shenyang` indicates for example a Shenyang-based Business Intelligence team.
 
 ## Render config files
 Let `remco` generate an environment file