diff --git a/backend/.env.template b/backend/.env.template
index ddade4e40..4d7ae42d2 100644
--- a/backend/.env.template
+++ b/backend/.env.template
@@ -6,7 +6,7 @@ NEO4J_PASSWORD=letmein
 GRAPHQL_URI=http://localhost:4000
 CLIENT_URI=http://localhost:3000
 
-# EMail
+# E-Mail default settings
 EMAIL_SUPPORT="devops@ocelot.social"
 EMAIL_DEFAULT_SENDER="devops@ocelot.social"
 SMTP_HOST=
@@ -20,6 +20,12 @@ SMTP_SECURE="false" # true for 465, false for other ports
 SMTP_DKIM_DOMAINNAME=
 SMTP_DKIM_KEYSELECTOR=
 SMTP_DKIM_PRIVATKEY=
+# E-Mail settings for our 'docker compose up mailserver'
+# SMTP_HOST=localhost
+# SMTP_PORT=1025
+# SMTP_IGNORE_TLS=true
+# SMTP_USERNAME=
+# SMTP_PASSWORD=
 
 JWT_SECRET="b/&&7b78BF&fv/Vd"
 JWT_EXPIRES="2y"