diff --git a/one-container/README.md b/one-container/README.md
index 17bba1f..5da826a 100644
--- a/one-container/README.md
+++ b/one-container/README.md
@@ -35,6 +35,8 @@ REV_SERVER=true
 REV_SERVER_DOMAIN=local
 REV_SERVER_TARGET=192.168.1.1
 REV_SERVER_CIDR=192.168.0.0/16
+HOSTNAME=pihole
+DOMAIN_NAME=pihole.local
 ```
 
 ### Using Portainer stacks?