diff --git a/matrix/README.md b/matrix/README.md
index f8cd1f0..c7059a5 100644
--- a/matrix/README.md
+++ b/matrix/README.md
@@ -33,7 +33,7 @@ docker-compose down
 cat <<-EOF >> ${CHATONS_ROOT_DIR:-/srv/chatons}/${CHATONS_SERVICE:-matrix}/data/homeserver.yaml
 
 public_baseurl: ${PROTOCOL}://${CHATONS_SERVICE:-matrix}.${CHATONS_DOMAIN:-localhost}
-riot_base_url: "${PROTOCOL}://${RIOT_SUBDOMAIN:-riot}.${CHATONS_DOMAIN:-localhost}"
+client_base_url: "${PROTOCOL}://${RIOT_SUBDOMAIN:-riot}.${CHATONS_DOMAIN:-localhost}"
 
 email:
    enable_notifs: false