diff --git a/.env.example b/.env.example
index 6931f9f4..d1c35042 100644
--- a/.env.example
+++ b/.env.example
@@ -36,3 +36,15 @@ UPLOAD_LOCATION=./data/ghost
 
 # Location for database data
 MYSQL_DATA_LOCATION=./data/mysql
+
+# Ghost configuration (https://ghost.org/docs/config/)
+
+# SMTP Email (https://ghost.org/docs/config/#mail)
+# Transactional email is required for logins, account creation (staff invites), password resets and other features
+# This is not related to bulk mail / newsletter sending
+# mail__transport=SMTP
+# mail__options__host=smtp.example.com
+# mail__options__port=465
+# mail__options__secure=true
+# mail__options__auth__user=postmaster@example.com
+# mail__options__auth__pass=1234567890