diff --git a/compose.yaml b/compose.yaml
index 9c5803d..036d86c 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -76,8 +76,13 @@ services:
     image: boky/postfix:latest
     restart: unless-stopped
     container_name: '${APP_NAME}-mail'
+    hostname: postfix.mail.${MAIL_DOMAIN:-localhost}
     environment:
       ALLOWED_SENDER_DOMAINS: ${MAIL_DOMAIN:-localhost}
+      HOSTNAME: postfix.mail.${MAIL_DOMAIN:-localhost}
+      POSTFIX_myhostname: postfix.mail.${MAIL_DOMAIN:-localhost}
+      POSTFIX_mynetworks: "127.0.0.0/8 10.0.0.0/8 172.16.0.0/12 192.168.0.0/16"
+      POSTFIX_smtpd_tls_security_level: none
       RELAYHOST: ${MAIL_RELAYHOST:-}
       RELAYHOST_AUTH: ${MAIL_RELAYHOST_AUTH:-}
       RELAYHOST_PASSWORD: ${MAIL_RELAYHOST_PASSWORD:-}
diff --git a/src/Controller/SecurityController.php b/src/Controller/SecurityController.php
index 71eec0f..79bac1a 100644
--- a/src/Controller/SecurityController.php
+++ b/src/Controller/SecurityController.php
@@ -94,7 +94,7 @@ class SecurityController extends AbstractController
 
             $mailer->send(
                 new TemplatedEmail()
-                    ->from('noreply@mineseeker.ninja')
+                    ->from('noreply@mineseeker.hu')
                     ->to($user->getEmail())
                     ->subject('Activate your MineSeeker account')
                     ->htmlTemplate('emails/activation.html.twig')
@@ -145,7 +145,7 @@ class SecurityController extends AbstractController
 
                 $mailer->send(
                     new TemplatedEmail()
-                        ->from('noreply@mineseeker.ninja')
+                        ->from('noreply@mineseeker.hu')
                         ->to($email)
                         ->subject('Reset your MineSeeker password')
                         ->htmlTemplate('emails/reset_password.html.twig')
diff --git a/templates/Official/terms.html.twig b/templates/Official/terms.html.twig
index 12cb981..3eb64a6 100644
--- a/templates/Official/terms.html.twig
+++ b/templates/Official/terms.html.twig
@@ -8,7 +8,7 @@
 
         <h3>1. Terms</h3>
 
-        <p>By accessing the website at <a href="https://www.mineseeker.ninja">https://www.mineseeker.ninja</a>, you are
+        <p>By accessing the website at <a href="https://www.mineseeker.hu">https://www.mineseeker.hu</a>, you are
             agreeing to be bound by these terms of service, all applicable laws and regulations, and agree that you are
             responsible for compliance with any applicable local laws. If you do not agree with any of these terms, you
             are