diff --git a/bitwarden.subdomain.conf.sample b/bitwarden.subdomain.conf.sample
index 9c5944f..77a7db3 100644
--- a/bitwarden.subdomain.conf.sample
+++ b/bitwarden.subdomain.conf.sample
@@ -1,4 +1,5 @@
 # make sure that your dns has a cname set for bitwarden and that your bitwarden container is not using a base url
+# make sure your bitwarden container is named "bitwarden"
 
 server {
     listen 443 ssl;