diff --git a/mailer.php b/mailer.php
index 851b43e..460c21c 100644
--- a/mailer.php
+++ b/mailer.php
@@ -12,8 +12,8 @@
  * Christian Knuth <ikkez0n3@gmail.com>
  * https://github.com/ikkez/F3-Sugar/
  *
- * @version 1.0.4
- * @date: 12.02.2019
+ * @version 1.1.0
+ * @date: 05.04.2019
  */
 
 class Mailer {
@@ -51,8 +51,6 @@ public function initSMTP() {
 			$f3->get('mailer.smtp.pw'));
 		if (!$f3->devoid('mailer.errors_to',$errors_to))
 			$this->setErrors($errors_to);
-		if (!$f3->devoid('mailer.return_to',$return_to))
-			$this->setReturn($return_to);
 		if (!$f3->devoid('mailer.reply_to',$reply_to))
 			$this->setReply($reply_to);
 		if (!$f3->devoid('mailer.from_mail',$from_mail)) {
@@ -144,21 +142,12 @@ public function setReply($email, $title=null) {
 	}
 
 	/**
-	 * set Errors-to field
+	 * set receipient for bounce error mails
 	 * @param $email
 	 * @param null $title
 	 */
 	public function setErrors($email, $title=null) {
-		$this->set('Errors-to', $this->buildMail($email,$title));
-	}
-
-	/**
-	 * set Return-Path field
-	 * @param $email
-	 * @param null $title
-	 */
-	public function setReturn($email, $title=null) {
-		$this->set('Return-Path', $this->buildMail($email,$title));
+		$this->set('Sender', $this->buildMail($email,$title));
 	}
 
 	/**
diff --git a/mailer_config.sample.ini b/mailer_config.sample.ini
index f282d06..b396bc9 100755
--- a/mailer_config.sample.ini
+++ b/mailer_config.sample.ini
@@ -1,5 +1,6 @@
 
 [mailer]
+; smtp config
 smtp.host = smtp.domain.com
 smtp.port = 25
 smtp.user = username
@@ -10,9 +11,10 @@ smtp.scheme =
 ; global mail settings
 from_mail = info@domain.de
 from_name = Web Application
-errors_to = error@domain.com
-return_to = bounce@domain.com
-reply_to = answer@domain.com
+; mail to receive bounced mails
+errors_to = bounce@domain.com
+; used mail for replies to the sent mail
+reply_to = support@domain.com
 
 ; handler for SMTP errors
 on.failure = \MailTest::logError
diff --git a/readme.md b/readme.md
index 734e09d..284f0bf 100755
--- a/readme.md
+++ b/readme.md
@@ -25,13 +25,18 @@ smtp.pw = 123456789!
 smtp.scheme =
 
 ; optional mail settings
-from_mail = info@domain.com
+from_mail = noreply@domain.com
 from_name = Mario Bros.
-errors_to = errors@domain.com
-return_to = bounce@domain.com
-reply_to = answer@domain.com
+; mail to receive bounced mails
+errors_to = bounce@domain.com
+; used mail for replies to the sent mail
+reply_to = info@domain.com
+
+; handler for SMTP errors
 on.failure = \Controller\Mail::logError
+; handler for tracing opened mails
 on.ping = \Controller\Mail::traceMail
+; handler for redirecting jump links
 on.jump = \Controller\Mail::traceClick
 ; automatically create jump links in all <a> tags
 jumplinks = true