diff --git a/htdocs/admin/mails.php b/htdocs/admin/mails.php
index e9a8132188c..e71bcca1e16 100644
--- a/htdocs/admin/mails.php
+++ b/htdocs/admin/mails.php
@@ -86,6 +86,7 @@ if ($action == 'update' && !$cancel) {
 		dolibarr_set_const($db, "MAIN_DISABLE_ALL_MAILS", GETPOST("MAIN_DISABLE_ALL_MAILS", 'int'), 'chaine', 0, '', $conf->entity);
 		dolibarr_set_const($db, "MAIN_MAIL_FORCE_SENDTO", GETPOST("MAIN_MAIL_FORCE_SENDTO", 'alphanohtml'), 'chaine', 0, '', $conf->entity);
 		dolibarr_set_const($db, "MAIN_MAIL_ENABLED_USER_DEST_SELECT", GETPOST("MAIN_MAIL_ENABLED_USER_DEST_SELECT", 'int'), 'chaine', 0, '', $conf->entity);
+		dolibarr_set_const($db, 'MAIN_MAIL_NO_WITH_TO_SELECTED', GETPOST('MAIN_MAIL_NO_WITH_TO_SELECTED', 'int'), 'chaine', 0, '', $conf->entity);
 		// Send mode parameters
 		dolibarr_set_const($db, "MAIN_MAIL_SENDMODE", GETPOST("MAIN_MAIL_SENDMODE", 'aZ09'), 'chaine', 0, '', $conf->entity);
 		dolibarr_set_const($db, "MAIN_MAIL_SMTP_PORT", GETPOST("MAIN_MAIL_SMTP_PORT", 'int'), 'chaine', 0, '', $conf->entity);
@@ -114,6 +115,7 @@ if ($action == 'update' && !$cancel) {
 		dolibarr_set_const($db, "MAIN_MAIL_AUTOCOPY_TO", GETPOST("MAIN_MAIL_AUTOCOPY_TO", 'alphanohtml'), 'chaine', 0, '', $conf->entity);
 		dolibarr_set_const($db, 'MAIN_MAIL_DEFAULT_FROMTYPE', GETPOST('MAIN_MAIL_DEFAULT_FROMTYPE', 'alphanohtml'), 'chaine', 0, '', $conf->entity);
 
+
 		header("Location: ".$_SERVER["PHP_SELF"]."?mainmenu=home&leftmenu=setup");
 		exit;
 	}
@@ -628,6 +630,10 @@ if ($action == 'edit') {
 	print '<tr class="oddeven"><td>'.$langs->trans("MAIN_MAIL_ENABLED_USER_DEST_SELECT").'</td><td>';
 	print $form->selectyesno('MAIN_MAIL_ENABLED_USER_DEST_SELECT', getDolGlobalString('MAIN_MAIL_ENABLED_USER_DEST_SELECT'), 1);
 	print '</td></tr>';
+	//Disable autoselect to
+	print '<tr class="oddeven"><td>'.$langs->trans("MAIN_MAIL_NO_WITH_TO_SELECTED").'</td><td>';
+	print $form->selectyesno('MAIN_MAIL_NO_WITH_TO_SELECTED', getDolGlobalString('MAIN_MAIL_NO_WITH_TO_SELECTED'), 1);
+	print '</td></tr>';
 
 	print '</table>';
 
@@ -904,6 +910,8 @@ if ($action == 'edit') {
 
 		//Add user to select destinaries list
 		print '<tr class="oddeven"><td>'.$langs->trans("MAIN_MAIL_ENABLED_USER_DEST_SELECT").'</td><td>'.yn(!empty($conf->global->MAIN_MAIL_ENABLED_USER_DEST_SELECT)).'</td></tr>';
+		//Disable autoselect to
+		print '<tr class="oddeven"><td>'.$langs->trans("MAIN_MAIL_NO_WITH_TO_SELECTED").'</td><td>'.yn(!empty($conf->global->MAIN_MAIL_NO_WITH_TO_SELECTED)).'</td></tr>';
 
 		print '</table>';
 		print '</div>';
diff --git a/htdocs/core/class/html.formmail.class.php b/htdocs/core/class/html.formmail.class.php
index c81ccb769ab..cdc8231514e 100644
--- a/htdocs/core/class/html.formmail.class.php
+++ b/htdocs/core/class/html.formmail.class.php
@@ -1076,10 +1076,14 @@ class FormMail extends Form
 					$tmparray[$key] = dol_htmlentities($tmparray[$key], null, 'UTF-8', true);
 				}
 
-				$withtoselected = GETPOST("receiver", 'array'); // Array of selected value
+				if (getDolGlobalInt('MAIN_MAIL_NO_WITH_TO_SELECTED')) {
+					$withtoselected = '';
+				} else {
+					$withtoselected = GETPOST("receiver", 'array'); // Array of selected value
 
-				if (empty($withtoselected) && count($tmparray) == 1 && GETPOST('action', 'aZ09') == 'presend') {
-					$withtoselected = array_keys($tmparray);
+					if (empty($withtoselected) && count($tmparray) == 1 && GETPOST('action', 'aZ09') == 'presend') {
+						$withtoselected = array_keys($tmparray);
+					}
 				}
 
 				$out .= $form->multiselectarray("receiver", $tmparray, $withtoselected, null, null, 'inline-block minwidth500', null, "");
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 8e0acd832d5..74453822955 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -298,6 +298,7 @@ MAIN_MAIL_AUTOCOPY_TO= Copy (Bcc) all sent emails to
 MAIN_DISABLE_ALL_MAILS=Disable all email sending (for test purposes or demos)
 MAIN_MAIL_FORCE_SENDTO=Send all emails to (instead of real recipients, for test purposes)
 MAIN_MAIL_ENABLED_USER_DEST_SELECT=Suggest emails of employees (if defined) into the list of predefined recipient when writing a new email
+MAIN_MAIL_NO_WITH_TO_SELECTED=Do not select a default recipient even if single choice
 MAIN_MAIL_SENDMODE=Email sending method
 MAIN_MAIL_SMTPS_ID=SMTP ID (if sending server requires authentication)
 MAIN_MAIL_SMTPS_PW=SMTP Password (if sending server requires authentication)