diff --git a/.env.sample b/.env.sample
index 3a978b0..c7eb371 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,6 +1,6 @@
 TYPE=custom-html-tiny
 
-DOMAIN={{ .Domain }}
+DOMAIN=custom-html-tiny.example.com
 
 ## Domain aliases
 #EXTRA_DOMAINS=', `www.custom-html.example.com`'