diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index a33e62295bd..7de7eb5f0bb 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -2050,7 +2050,7 @@ class User extends CommonObject
 	public function send_password($user, $password = '', $changelater = 0)
 	{
 		// phpcs:enable
-		global $conf, $langs;
+		global $conf, $langs, $mysoc;
 		global $dolibarr_main_url_root;
 
 		require_once DOL_DOCUMENT_ROOT.'/core/class/CMailFile.class.php';
@@ -2081,7 +2081,7 @@ class User extends CommonObject
 			$appli = $conf->global->MAIN_APPLICATION_TITLE;
 		}
 
-		$subject = $outputlangs->transnoentitiesnoconv("SubjectNewPassword", $appli);
+		$subject = '['.$mysoc->name.'] '.$outputlangs->transnoentitiesnoconv("SubjectNewPassword", $appli);
 
 		// Define $urlwithroot
 		$urlwithouturlroot = preg_replace('/'.preg_quote(DOL_URL_ROOT, '/').'$/i', '', trim($dolibarr_main_url_root));