diff --git a/.config/smtp.config.php b/.config/smtp.config.php
index 62880e4b..5006fe47 100644
--- a/.config/smtp.config.php
+++ b/.config/smtp.config.php
@@ -5,7 +5,7 @@ if (getenv('SMTP_HOST') && getenv('MAIL_FROM_ADDRESS') && getenv('MAIL_DOMAIN'))
     'mail_smtphost' => getenv('SMTP_HOST'),
     'mail_smtpport' => getenv('SMTP_PORT') ?: (getenv('SMTP_SECURE') ? 465 : 25),
     'mail_smtpsecure' => getenv('SMTP_SECURE') ?: '',
-    'mail_smtpauth' => getenv('SMTP_NAME') && getenv('SMTP_PASSWORD'),
+    'mail_smtpauth' => getenv('SMTP_NAME') && (getenv('SMTP_PASSWORD') || (getenv('SMTP_PASSWORD_FILE') && file_exists(getenv('SMTP_PASSWORD_FILE')))),
     'mail_smtpauthtype' => getenv('SMTP_AUTHTYPE') ?: 'LOGIN',
     'mail_smtpname' => getenv('SMTP_NAME') ?: '',
     'mail_from_address' => getenv('MAIL_FROM_ADDRESS'),