diff --git a/lib/phplib/email_validation.class.php b/lib/phplib/email_validation.class.php
index 070fa0213fa570a02f4910a6f72d4394a787d11b..f825e82bf0b7c3ec832b99d44a7e7327e6c629bb 100644
--- a/lib/phplib/email_validation.class.php
+++ b/lib/phplib/email_validation.class.php
@@ -121,7 +121,7 @@ class email_validation_class
      */
     public function ValidateEmailAddress($email, $domains = '')
     {
-        $converted_email = $this->idna_convert->convert($email);
+        $converted_email = $this->idna_convert->convertEmailAddress($email);
         if (!filter_var($converted_email, FILTER_VALIDATE_EMAIL)) {
             return false;
         }