diff --git a/inc/mailcollector.class.php b/inc/mailcollector.class.php
index be010482ea1..b7da77758c3 100644
--- a/inc/mailcollector.class.php
+++ b/inc/mailcollector.class.php
@@ -82,6 +82,9 @@ class MailCollector  extends CommonDBTM {
    const REFUSED_FOLDER  = 'refused';
    const ACCEPTED_FOLDER = 'accepted';
 
+   // Values for requester_field
+   const REQUESTER_FIELD_FROM = 0;
+   const REQUESTER_FIELD_REPLY_TO = 1;
 
    static function getTypeName($nb = 0) {
       return _n('Receiver', 'Receivers', $nb);
@@ -297,6 +300,14 @@ function showForm($ID, $options = []) {
       Dropdown::showYesNo("use_mail_date", $this->fields["use_mail_date"]);
       echo "</td></tr>\n";
 
+      echo "<tr class='tab_bg_1'><td>" . __('Field for requester') . "</td>";
+      echo "<td>";
+      Dropdown::showFromArray("requester_field", [
+         self::REQUESTER_FIELD_FROM => __('From'),
+         self::REQUESTER_FIELD_REPLY_TO => __('Reply-To')
+      ], ["value" => $this->fields['requester_field']]);
+      echo "</td></tr>\n";
+
       echo "<tr class='tab_bg_1'><td>".__('Comments')."</td>";
       echo "<td><textarea cols='45' rows='5' name='comment' >".$this->fields["comment"]."</textarea>";
 
@@ -634,7 +645,7 @@ function collect($mailgateID, $display = 0) {
                $rejinput                      = [];
                $rejinput['mailcollectors_id'] = $mailgateID;
                if (!$tkt['_blacklisted']) {
-                  $rejinput['from']              = $tkt['_head']['from'];
+                  $rejinput['from']              = $tkt['_head'][$this->getRequesterField()];
                   $rejinput['to']                = $tkt['_head']['to'];
                   $rejinput['users_id']          = $tkt['_users_id_requester'];
                   $rejinput['subject']           = $this->textCleaner($tkt['_head']['subject']);
@@ -653,7 +664,7 @@ function collect($mailgateID, $display = 0) {
 
                   // entities_id set when new ticket / tickets_id when new followup
                   if (isset($tkt['_refuse_email_with_response'])) {
-                     $this->sendMailRefusedResponse($tkt['_head']['from'], $tkt['name']);
+                     $this->sendMailRefusedResponse($tkt['_head'][$this->getRequesterField()], $tkt['name']);
                      $delete_mail = self::REFUSED_FOLDER;
                      $refused++;
                   } else if (isset($tkt['_refuse_email_no_response'])) {
@@ -792,12 +803,13 @@ function buildTicket($uid, $options = []) {
             Toolbox::logInFile('mailgate', sprintf(__('%s is not writable'), GLPI_TMP_DIR."/"));
          }
       }
+
       //  Who is the user ?
-      $tkt['_users_id_requester']                              = User::getOrImportByEmail($head['from']);
+      $tkt['_users_id_requester']                              = User::getOrImportByEmail($head[$this->getRequesterField()]);
       $tkt["_users_id_requester_notif"]['use_notification'][0] = 1;
       // Set alternative email if user not found / used if anonymous mail creation is enable
       if (!$tkt['_users_id_requester']) {
-         $tkt["_users_id_requester_notif"]['alternative_email'][0] = $head['from'];
+         $tkt["_users_id_requester_notif"]['alternative_email'][0] = $head[$this->getRequesterField()];
       }
 
       // Fix author of attachment
@@ -807,7 +819,7 @@ function buildTicket($uid, $options = []) {
       // Add to and cc as additional observer if user found
       if (count($head['ccs'])) {
          foreach ($head['ccs'] as $cc) {
-            if (($cc != $head['from'])
+            if (($cc != $head[$this->getRequesterField()])
                 && !Toolbox::inArrayCaseCompare($cc, $blacklisted_emails) // not blacklisted emails
                 && (($tmp = User::getOrImportByEmail($cc)) > 0)) {
                $nb = (isset($tkt['_users_id_observer']) ? count($tkt['_users_id_observer']) : 0);
@@ -820,7 +832,7 @@ function buildTicket($uid, $options = []) {
 
       if (count($head['tos'])) {
          foreach ($head['tos'] as $to) {
-            if (($to != $head['from'])
+            if (($to != $head[$this->getRequesterField()])
                 && !Toolbox::inArrayCaseCompare($to, $blacklisted_emails) // not blacklisted emails
                 && (($tmp = User::getOrImportByEmail($to)) > 0)) {
                    $nb = (isset($tkt['_users_id_observer']) ? count($tkt['_users_id_observer']) : 0);
@@ -915,12 +927,12 @@ function buildTicket($uid, $options = []) {
              && ($job->fields['status'] != CommonITILObject::CLOSED)
              && ($CFG_GLPI['use_anonymous_followups']
                  || ($tkt['_users_id_requester'] > 0)
-                 || $tu->isAlternateEmailForITILObject($tkt['tickets_id'], $head['from'])
+                 || $tu->isAlternateEmailForITILObject($tkt['tickets_id'], $head[$this->getRequesterField()])
                  || ($tkt['_supplier_email'] = $st->isSupplierEmail($tkt['tickets_id'],
-                                                                    $head['from'])))) {
+                                                                    $head[$this->getRequesterField()])))) {
 
             if ($tkt['_supplier_email']) {
-               $tkt['content'] = sprintf(__('From %s'), $head['from'])."\n\n".$tkt['content'];
+               $tkt['content'] = sprintf(__('From %s'), $head[$this->getRequesterField()])."\n\n".$tkt['content'];
             }
 
             $content        = explode("\n", $tkt['content']);
@@ -1286,6 +1298,7 @@ function getHeaders($uid) {
 
       $sender       = $mail_header->from[0];
       $to           = $mail_header->to[0];
+      $reply_to     = $mail_header->reply_to[0];
       $date         = date("Y-m-d H:i:s", strtotime($mail_header->date));
 
       $mail_details = [];
@@ -1318,7 +1331,8 @@ function getHeaders($uid) {
 
          $mail_details = ['from'       => Toolbox::strtolower($sender->mailbox).'@'.$sender->host,
                                'subject'    => $mail_header->subject,
-                               'to'         =>  Toolbox::strtolower($to->mailbox).'@'.$to->host,
+                               'reply-to'   => Toolbox::strtolower($reply_to->mailbox).'@'.$reply_to->host,
+                               'to'         => Toolbox::strtolower($to->mailbox).'@'.$to->host,
                                'message_id' => $mail_header->message_id,
                                'tos'        => $tos,
                                'ccs'        => $ccs,
@@ -1956,4 +1970,19 @@ static public function unsetUndisclosedFields(&$fields) {
       unset($fields['passwd']);
    }
 
+   /**
+    * Get the requester field
+    *
+    * @return string requester field
+   **/
+   private function getRequesterField() {
+      switch ($this->fields['requester_field']) {
+         case self::REQUESTER_FIELD_REPLY_TO:
+            return "reply-to";
+
+         default:
+            return "from";
+      }
+   }
+
 }
diff --git a/install/mysql/glpi-empty.sql b/install/mysql/glpi-empty.sql
index 0bce619541f..316dcf749f1 100644
--- a/install/mysql/glpi-empty.sql
+++ b/install/mysql/glpi-empty.sql
@@ -4294,6 +4294,7 @@ CREATE TABLE `glpi_mailcollectors` (
   `errors` int(11) NOT NULL DEFAULT '0',
   `use_mail_date` tinyint(1) NOT NULL DEFAULT '0',
   `date_creation` datetime DEFAULT NULL,
+  `requester_field` int(11) NOT NULL DEFAULT '0',
   PRIMARY KEY (`id`),
   KEY `is_active` (`is_active`),
   KEY `date_mod` (`date_mod`),
diff --git a/install/update_93_94.php b/install/update_93_94.php
index 9a21d5b6f5d..2721ccb03f7 100644
--- a/install/update_93_94.php
+++ b/install/update_93_94.php
@@ -61,6 +61,12 @@ function update93to94() {
    }
    /** /Add default group for a user */
 
+   /** Add requester field on glpi_mailcollectors */
+   $migration->addField("glpi_mailcollectors", "requester_field", "integer", [
+      'value' => '0'
+   ]);
+   /** /Add requester field on glpi_mailcollectors */
+
    /** Add business rules on assets */
    $rule = ['name'         => 'Domain user assignation',
             'is_active'    => 1,